Home / 48,210.10-66,530.63-27,780.93

Finding the Fourth Proportional to 48,210.10, 66,530.63 and 27,780.93

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Solution

The fourth proportional to 48,210.10, 66,530.63 and 27,780.93 is: 38,338.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,210.10 : 66,530.63 = 27,780.93 : x
  2. Step 2: Convert to fraction form
    48,210.10/66,530.63 = 27,780.93/x
  3. Step 3: Cross multiply
    48,210.10x = 66,530.63 × 27,780.93
  4. Step 4: Simplify right side
    48,210.10x = 1,848,282,844.34
  5. Step 5: Solve for x
    x = 1,848,282,844.34/48,210.10
  6. Step 6: Final answer
    x = 38,338.09

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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.