Home / 132,179.42-182,402.64-71,748.77

Finding the Fourth Proportional to 132,179.42, 182,402.64 and 71,748.77

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Solution

The fourth proportional to 132,179.42, 182,402.64 and 71,748.77 is: 99,010.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,179.42 : 182,402.64 = 71,748.77 : x
  2. Step 2: Convert to fraction form
    132,179.42/182,402.64 = 71,748.77/x
  3. Step 3: Cross multiply
    132,179.42x = 182,402.64 × 71,748.77
  4. Step 4: Simplify right side
    132,179.42x = 13,087,164,152.74
  5. Step 5: Solve for x
    x = 13,087,164,152.74/132,179.42
  6. Step 6: Final answer
    x = 99,010.60

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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.