Home / 53,654.90-74,043.50-29,456.28

Finding the Fourth Proportional to 53,654.90, 74,043.50 and 29,456.28

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Solution

The fourth proportional to 53,654.90, 74,043.50 and 29,456.28 is: 40,649.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,654.90 : 74,043.50 = 29,456.28 : x
  2. Step 2: Convert to fraction form
    53,654.90/74,043.50 = 29,456.28/x
  3. Step 3: Cross multiply
    53,654.90x = 74,043.50 × 29,456.28
  4. Step 4: Simplify right side
    53,654.90x = 2,181,045,920.90
  5. Step 5: Solve for x
    x = 2,181,045,920.90/53,654.90
  6. Step 6: Final answer
    x = 40,649.52

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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.