Home / 89,460.30-123,455.93-49,174.74

Finding the Fourth Proportional to 89,460.30, 123,455.93 and 49,174.74

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Solution

The fourth proportional to 89,460.30, 123,455.93 and 49,174.74 is: 67,861.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,460.30 : 123,455.93 = 49,174.74 : x
  2. Step 2: Convert to fraction form
    89,460.30/123,455.93 = 49,174.74/x
  3. Step 3: Cross multiply
    89,460.30x = 123,455.93 × 49,174.74
  4. Step 4: Simplify right side
    89,460.30x = 6,070,913,013.33
  5. Step 5: Solve for x
    x = 6,070,913,013.33/89,460.30
  6. Step 6: Final answer
    x = 67,861.53

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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.