Home / 176,462.12-243,279.24-119,775.08

Finding the Fourth Proportional to 176,462.12, 243,279.24 and 119,775.08

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Solution

The fourth proportional to 176,462.12, 243,279.24 and 119,775.08 is: 165,127.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,462.12 : 243,279.24 = 119,775.08 : x
  2. Step 2: Convert to fraction form
    176,462.12/243,279.24 = 119,775.08/x
  3. Step 3: Cross multiply
    176,462.12x = 243,279.24 × 119,775.08
  4. Step 4: Simplify right side
    176,462.12x = 29,138,790,433.34
  5. Step 5: Solve for x
    x = 29,138,790,433.34/176,462.12
  6. Step 6: Final answer
    x = 165,127.74

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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.