Home / 107,314.32-148,063.76-67,068.97

Finding the Fourth Proportional to 107,314.32, 148,063.76 and 67,068.97

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Solution

The fourth proportional to 107,314.32, 148,063.76 and 67,068.97 is: 92,536.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,314.32 : 148,063.76 = 67,068.97 : x
  2. Step 2: Convert to fraction form
    107,314.32/148,063.76 = 67,068.97/x
  3. Step 3: Cross multiply
    107,314.32x = 148,063.76 × 67,068.97
  4. Step 4: Simplify right side
    107,314.32x = 9,930,482,801.86
  5. Step 5: Solve for x
    x = 9,930,482,801.86/107,314.32
  6. Step 6: Final answer
    x = 92,536.42

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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.