Home / 71,324.10-106,856.55-58,104.90

Finding the Fourth Proportional to 71,324.10, 106,856.55 and 58,104.90

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Solution

The fourth proportional to 71,324.10, 106,856.55 and 58,104.90 is: 87,051.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,324.10 : 106,856.55 = 58,104.90 : x
  2. Step 2: Convert to fraction form
    71,324.10/106,856.55 = 58,104.90/x
  3. Step 3: Cross multiply
    71,324.10x = 106,856.55 × 58,104.90
  4. Step 4: Simplify right side
    71,324.10x = 6,208,889,152.10
  5. Step 5: Solve for x
    x = 6,208,889,152.10/71,324.10
  6. Step 6: Final answer
    x = 87,051.77

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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.