Home / 132,207.08-182,445.89-71,777.70

Finding the Fourth Proportional to 132,207.08, 182,445.89 and 71,777.70

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Solution

The fourth proportional to 132,207.08, 182,445.89 and 71,777.70 is: 99,053.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,207.08 : 182,445.89 = 71,777.70 : x
  2. Step 2: Convert to fraction form
    132,207.08/182,445.89 = 71,777.70/x
  3. Step 3: Cross multiply
    132,207.08x = 182,445.89 × 71,777.70
  4. Step 4: Simplify right side
    132,207.08x = 13,095,545,999.76
  5. Step 5: Solve for x
    x = 13,095,545,999.76/132,207.08
  6. Step 6: Final answer
    x = 99,053.29

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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.