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Finding the Fourth Proportional to 178,182.18, 245,885.00 and 101,705.22

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Solution

The fourth proportional to 178,182.18, 245,885.00 and 101,705.22 is: 140,349.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,182.18 : 245,885.00 = 101,705.22 : x
  2. Step 2: Convert to fraction form
    178,182.18/245,885.00 = 101,705.22/x
  3. Step 3: Cross multiply
    178,182.18x = 245,885.00 × 101,705.22
  4. Step 4: Simplify right side
    178,182.18x = 25,007,787,511.17
  5. Step 5: Solve for x
    x = 25,007,787,511.17/178,182.18
  6. Step 6: Final answer
    x = 140,349.54

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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.