Home / 53,654.02-74,039.07-29,780.70

Finding the Fourth Proportional to 53,654.02, 74,039.07 and 29,780.70

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Solution

The fourth proportional to 53,654.02, 74,039.07 and 29,780.70 is: 41,095.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,654.02 : 74,039.07 = 29,780.70 : x
  2. Step 2: Convert to fraction form
    53,654.02/74,039.07 = 29,780.70/x
  3. Step 3: Cross multiply
    53,654.02x = 74,039.07 × 29,780.70
  4. Step 4: Simplify right side
    53,654.02x = 2,204,935,331.95
  5. Step 5: Solve for x
    x = 2,204,935,331.95/53,654.02
  6. Step 6: Final answer
    x = 41,095.44

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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.