Home / 38,065.77-52,530.86-21,071.19

Finding the Fourth Proportional to 38,065.77, 52,530.86 and 21,071.19

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Solution

The fourth proportional to 38,065.77, 52,530.86 and 21,071.19 is: 29,078.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,065.77 : 52,530.86 = 21,071.19 : x
  2. Step 2: Convert to fraction form
    38,065.77/52,530.86 = 21,071.19/x
  3. Step 3: Cross multiply
    38,065.77x = 52,530.86 × 21,071.19
  4. Step 4: Simplify right side
    38,065.77x = 1,106,887,731.92
  5. Step 5: Solve for x
    x = 1,106,887,731.92/38,065.77
  6. Step 6: Final answer
    x = 29,078.30

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.