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Finding the Fourth Proportional to 176,518.01, 243,599.96 and 100,034.58

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Solution

The fourth proportional to 176,518.01, 243,599.96 and 100,034.58 is: 138,050.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,518.01 : 243,599.96 = 100,034.58 : x
  2. Step 2: Convert to fraction form
    176,518.01/243,599.96 = 100,034.58/x
  3. Step 3: Cross multiply
    176,518.01x = 243,599.96 × 100,034.58
  4. Step 4: Simplify right side
    176,518.01x = 24,368,419,036.45
  5. Step 5: Solve for x
    x = 24,368,419,036.45/176,518.01
  6. Step 6: Final answer
    x = 138,050.61

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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.