Home / 113,614.11-156,722.45-71,098.83

Finding the Fourth Proportional to 113,614.11, 156,722.45 and 71,098.83

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Solution

The fourth proportional to 113,614.11, 156,722.45 and 71,098.83 is: 98,075.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,614.11 : 156,722.45 = 71,098.83 : x
  2. Step 2: Convert to fraction form
    113,614.11/156,722.45 = 71,098.83/x
  3. Step 3: Cross multiply
    113,614.11x = 156,722.45 × 71,098.83
  4. Step 4: Simplify right side
    113,614.11x = 11,142,782,474.24
  5. Step 5: Solve for x
    x = 11,142,782,474.24/113,614.11
  6. Step 6: Final answer
    x = 98,075.69

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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.