Home / 107,913.52-148,909.80-60,162.40

Finding the Fourth Proportional to 107,913.52, 148,909.80 and 60,162.40

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Solution

The fourth proportional to 107,913.52, 148,909.80 and 60,162.40 is: 83,018.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,913.52 : 148,909.80 = 60,162.40 : x
  2. Step 2: Convert to fraction form
    107,913.52/148,909.80 = 60,162.40/x
  3. Step 3: Cross multiply
    107,913.52x = 148,909.80 × 60,162.40
  4. Step 4: Simplify right side
    107,913.52x = 8,958,770,951.52
  5. Step 5: Solve for x
    x = 8,958,770,951.52/107,913.52
  6. Step 6: Final answer
    x = 83,018.06

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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.