Home / 71,260.24-106,915.08-26,899.76

Finding the Fourth Proportional to 71,260.24, 106,915.08 and 26,899.76

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Solution

The fourth proportional to 71,260.24, 106,915.08 and 26,899.76 is: 40,358.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,260.24 : 106,915.08 = 26,899.76 : x
  2. Step 2: Convert to fraction form
    71,260.24/106,915.08 = 26,899.76/x
  3. Step 3: Cross multiply
    71,260.24x = 106,915.08 × 26,899.76
  4. Step 4: Simplify right side
    71,260.24x = 2,875,989,992.38
  5. Step 5: Solve for x
    x = 2,875,989,992.38/71,260.24
  6. Step 6: Final answer
    x = 40,358.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.