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Finding the Fourth Proportional to 88,442.70, 122,053.11 and 48,158.67

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Solution

The fourth proportional to 88,442.70, 122,053.11 and 48,158.67 is: 66,460.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,442.70 : 122,053.11 = 48,158.67 : x
  2. Step 2: Convert to fraction form
    88,442.70/122,053.11 = 48,158.67/x
  3. Step 3: Cross multiply
    88,442.70x = 122,053.11 × 48,158.67
  4. Step 4: Simplify right side
    88,442.70x = 5,877,915,446.96
  5. Step 5: Solve for x
    x = 5,877,915,446.96/88,442.70
  6. Step 6: Final answer
    x = 66,460.15

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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.