Home / 65,928.12-98,892.17-43,784.74

Finding the Fourth Proportional to 65,928.12, 98,892.17 and 43,784.74

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Solution

The fourth proportional to 65,928.12, 98,892.17 and 43,784.74 is: 65,677.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,928.12 : 98,892.17 = 43,784.74 : x
  2. Step 2: Convert to fraction form
    65,928.12/98,892.17 = 43,784.74/x
  3. Step 3: Cross multiply
    65,928.12x = 98,892.17 × 43,784.74
  4. Step 4: Simplify right side
    65,928.12x = 4,329,967,951.49
  5. Step 5: Solve for x
    x = 4,329,967,951.49/65,928.12
  6. Step 6: Final answer
    x = 65,677.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.