Home / 107,385.08-148,265.54-67,116.93

Finding the Fourth Proportional to 107,385.08, 148,265.54 and 67,116.93

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Solution

The fourth proportional to 107,385.08, 148,265.54 and 67,116.93 is: 92,667.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,385.08 : 148,265.54 = 67,116.93 : x
  2. Step 2: Convert to fraction form
    107,385.08/148,265.54 = 67,116.93/x
  3. Step 3: Cross multiply
    107,385.08x = 148,265.54 × 67,116.93
  4. Step 4: Simplify right side
    107,385.08x = 9,951,127,534.01
  5. Step 5: Solve for x
    x = 9,951,127,534.01/107,385.08
  6. Step 6: Final answer
    x = 92,667.70

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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.