Home / 146,403.18-219,534.30-93,065.76

Finding the Fourth Proportional to 146,403.18, 219,534.30 and 93,065.76

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Solution

The fourth proportional to 146,403.18, 219,534.30 and 93,065.76 is: 139,553.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,403.18 : 219,534.30 = 93,065.76 : x
  2. Step 2: Convert to fraction form
    146,403.18/219,534.30 = 93,065.76/x
  3. Step 3: Cross multiply
    146,403.18x = 219,534.30 × 93,065.76
  4. Step 4: Simplify right side
    146,403.18x = 20,431,126,475.57
  5. Step 5: Solve for x
    x = 20,431,126,475.57/146,403.18
  6. Step 6: Final answer
    x = 139,553.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.