Home / 89,814.04-123,940.96-49,527.08

Finding the Fourth Proportional to 89,814.04, 123,940.96 and 49,527.08

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Solution

The fourth proportional to 89,814.04, 123,940.96 and 49,527.08 is: 68,346.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,814.04 : 123,940.96 = 49,527.08 : x
  2. Step 2: Convert to fraction form
    89,814.04/123,940.96 = 49,527.08/x
  3. Step 3: Cross multiply
    89,814.04x = 123,940.96 × 49,527.08
  4. Step 4: Simplify right side
    89,814.04x = 6,138,433,841.20
  5. Step 5: Solve for x
    x = 6,138,433,841.20/89,814.04
  6. Step 6: Final answer
    x = 68,346.04

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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.