Home / 89,516.98-123,530.96-49,230.74

Finding the Fourth Proportional to 89,516.98, 123,530.96 and 49,230.74

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Solution

The fourth proportional to 89,516.98, 123,530.96 and 49,230.74 is: 67,937.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,516.98 : 123,530.96 = 49,230.74 : x
  2. Step 2: Convert to fraction form
    89,516.98/123,530.96 = 49,230.74/x
  3. Step 3: Cross multiply
    89,516.98x = 123,530.96 × 49,230.74
  4. Step 4: Simplify right side
    89,516.98x = 6,081,520,573.71
  5. Step 5: Solve for x
    x = 6,081,520,573.71/89,516.98
  6. Step 6: Final answer
    x = 67,937.06

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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.