Home / 54,296.34-74,909.66-42,967.68

Finding the Fourth Proportional to 54,296.34, 74,909.66 and 42,967.68

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Solution

The fourth proportional to 54,296.34, 74,909.66 and 42,967.68 is: 59,280.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,296.34 : 74,909.66 = 42,967.68 : x
  2. Step 2: Convert to fraction form
    54,296.34/74,909.66 = 42,967.68/x
  3. Step 3: Cross multiply
    54,296.34x = 74,909.66 × 42,967.68
  4. Step 4: Simplify right side
    54,296.34x = 3,218,694,084.95
  5. Step 5: Solve for x
    x = 3,218,694,084.95/54,296.34
  6. Step 6: Final answer
    x = 59,280.13

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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.