Home / 89,441.59-123,299.37-62,500.45

Finding the Fourth Proportional to 89,441.59, 123,299.37 and 62,500.45

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Solution

The fourth proportional to 89,441.59, 123,299.37 and 62,500.45 is: 86,159.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,441.59 : 123,299.37 = 62,500.45 : x
  2. Step 2: Convert to fraction form
    89,441.59/123,299.37 = 62,500.45/x
  3. Step 3: Cross multiply
    89,441.59x = 123,299.37 × 62,500.45
  4. Step 4: Simplify right side
    89,441.59x = 7,706,266,109.72
  5. Step 5: Solve for x
    x = 7,706,266,109.72/89,441.59
  6. Step 6: Final answer
    x = 86,159.76

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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.