Home / 132,254.60-198,342.96-72,214.16

Finding the Fourth Proportional to 132,254.60, 198,342.96 and 72,214.16

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Solution

The fourth proportional to 132,254.60, 198,342.96 and 72,214.16 is: 108,299.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,254.60 : 198,342.96 = 72,214.16 : x
  2. Step 2: Convert to fraction form
    132,254.60/198,342.96 = 72,214.16/x
  3. Step 3: Cross multiply
    132,254.60x = 198,342.96 × 72,214.16
  4. Step 4: Simplify right side
    132,254.60x = 14,323,170,248.31
  5. Step 5: Solve for x
    x = 14,323,170,248.31/132,254.60
  6. Step 6: Final answer
    x = 108,299.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.