Home / 107,387.07-148,194.50-59,640.41

Finding the Fourth Proportional to 107,387.07, 148,194.50 and 59,640.41

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Solution

The fourth proportional to 107,387.07, 148,194.50 and 59,640.41 is: 82,303.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,387.07 : 148,194.50 = 59,640.41 : x
  2. Step 2: Convert to fraction form
    107,387.07/148,194.50 = 59,640.41/x
  3. Step 3: Cross multiply
    107,387.07x = 148,194.50 × 59,640.41
  4. Step 4: Simplify right side
    107,387.07x = 8,838,380,739.75
  5. Step 5: Solve for x
    x = 8,838,380,739.75/107,387.07
  6. Step 6: Final answer
    x = 82,303.96

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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.