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Finding the Fourth Proportional to 107,673.80, 148,592.76 and 59,932.40

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Solution

The fourth proportional to 107,673.80, 148,592.76 and 59,932.40 is: 82,708.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,673.80 : 148,592.76 = 59,932.40 : x
  2. Step 2: Convert to fraction form
    107,673.80/148,592.76 = 59,932.40/x
  3. Step 3: Cross multiply
    107,673.80x = 148,592.76 × 59,932.40
  4. Step 4: Simplify right side
    107,673.80x = 8,905,520,729.42
  5. Step 5: Solve for x
    x = 8,905,520,729.42/107,673.80
  6. Step 6: Final answer
    x = 82,708.34

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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.