Home / 53,785.20-74,225.37-29,587.17

Finding the Fourth Proportional to 53,785.20, 74,225.37 and 29,587.17

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Solution

The fourth proportional to 53,785.20, 74,225.37 and 29,587.17 is: 40,831.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,785.20 : 74,225.37 = 29,587.17 : x
  2. Step 2: Convert to fraction form
    53,785.20/74,225.37 = 29,587.17/x
  3. Step 3: Cross multiply
    53,785.20x = 74,225.37 × 29,587.17
  4. Step 4: Simplify right side
    53,785.20x = 2,196,118,640.50
  5. Step 5: Solve for x
    x = 2,196,118,640.50/53,785.20
  6. Step 6: Final answer
    x = 40,831.28

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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.