Home / 66,753.05-92,109.52-38,068.15

Finding the Fourth Proportional to 66,753.05, 92,109.52 and 38,068.15

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Solution

The fourth proportional to 66,753.05, 92,109.52 and 38,068.15 is: 52,528.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,753.05 : 92,109.52 = 38,068.15 : x
  2. Step 2: Convert to fraction form
    66,753.05/92,109.52 = 38,068.15/x
  3. Step 3: Cross multiply
    66,753.05x = 92,109.52 × 38,068.15
  4. Step 4: Simplify right side
    66,753.05x = 3,506,439,232.71
  5. Step 5: Solve for x
    x = 3,506,439,232.71/66,753.05
  6. Step 6: Final answer
    x = 52,528.53

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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.