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Finding the Fourth Proportional to 53,649.71, 74,013.49 and 32,416.69

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Solution

The fourth proportional to 53,649.71, 74,013.49 and 32,416.69 is: 44,721.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,649.71 : 74,013.49 = 32,416.69 : x
  2. Step 2: Convert to fraction form
    53,649.71/74,013.49 = 32,416.69/x
  3. Step 3: Cross multiply
    53,649.71x = 74,013.49 × 32,416.69
  4. Step 4: Simplify right side
    53,649.71x = 2,399,272,216.64
  5. Step 5: Solve for x
    x = 2,399,272,216.64/53,649.71
  6. Step 6: Final answer
    x = 44,721.06

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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.