Home / 178,132.32-245,815.20-97,557.84

Finding the Fourth Proportional to 178,132.32, 245,815.20 and 97,557.84

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Solution

The fourth proportional to 178,132.32, 245,815.20 and 97,557.84 is: 134,625.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,132.32 : 245,815.20 = 97,557.84 : x
  2. Step 2: Convert to fraction form
    178,132.32/245,815.20 = 97,557.84/x
  3. Step 3: Cross multiply
    178,132.32x = 245,815.20 × 97,557.84
  4. Step 4: Simplify right side
    178,132.32x = 23,981,199,951.17
  5. Step 5: Solve for x
    x = 23,981,199,951.17/178,132.32
  6. Step 6: Final answer
    x = 134,625.77

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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.