Home / 178,037.02-245,710.70-113,508.61

Finding the Fourth Proportional to 178,037.02, 245,710.70 and 113,508.61

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Solution

The fourth proportional to 178,037.02, 245,710.70 and 113,508.61 is: 156,654.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,037.02 : 245,710.70 = 113,508.61 : x
  2. Step 2: Convert to fraction form
    178,037.02/245,710.70 = 113,508.61/x
  3. Step 3: Cross multiply
    178,037.02x = 245,710.70 × 113,508.61
  4. Step 4: Simplify right side
    178,037.02x = 27,890,279,262.96
  5. Step 5: Solve for x
    x = 27,890,279,262.96/178,037.02
  6. Step 6: Final answer
    x = 156,654.38

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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.