Home / 112,332.68-168,414.72-67,950.32

Finding the Fourth Proportional to 112,332.68, 168,414.72 and 67,950.32

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Solution

The fourth proportional to 112,332.68, 168,414.72 and 67,950.32 is: 101,874.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,332.68 : 168,414.72 = 67,950.32 : x
  2. Step 2: Convert to fraction form
    112,332.68/168,414.72 = 67,950.32/x
  3. Step 3: Cross multiply
    112,332.68x = 168,414.72 × 67,950.32
  4. Step 4: Simplify right side
    112,332.68x = 11,443,834,116.71
  5. Step 5: Solve for x
    x = 11,443,834,116.71/112,332.68
  6. Step 6: Final answer
    x = 101,874.49

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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.