Home / 37,210.16-56,071.04-30,780.38

Finding the Fourth Proportional to 37,210.16, 56,071.04 and 30,780.38

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Solution

The fourth proportional to 37,210.16, 56,071.04 and 30,780.38 is: 46,382.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,210.16 : 56,071.04 = 30,780.38 : x
  2. Step 2: Convert to fraction form
    37,210.16/56,071.04 = 30,780.38/x
  3. Step 3: Cross multiply
    37,210.16x = 56,071.04 × 30,780.38
  4. Step 4: Simplify right side
    37,210.16x = 1,725,887,918.20
  5. Step 5: Solve for x
    x = 1,725,887,918.20/37,210.16
  6. Step 6: Final answer
    x = 46,382.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.