Home / 89,366.59-123,329.18-53,549.66

Finding the Fourth Proportional to 89,366.59, 123,329.18 and 53,549.66

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Solution

The fourth proportional to 89,366.59, 123,329.18 and 53,549.66 is: 73,900.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,366.59 : 123,329.18 = 53,549.66 : x
  2. Step 2: Convert to fraction form
    89,366.59/123,329.18 = 53,549.66/x
  3. Step 3: Cross multiply
    89,366.59x = 123,329.18 × 53,549.66
  4. Step 4: Simplify right side
    89,366.59x = 6,604,235,405.55
  5. Step 5: Solve for x
    x = 6,604,235,405.55/89,366.59
  6. Step 6: Final answer
    x = 73,900.50

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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.