Home / 317,110.22-437,608.76-173,869.92

Finding the Fourth Proportional to 317,110.22, 437,608.76 and 173,869.92

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Solution

The fourth proportional to 317,110.22, 437,608.76 and 173,869.92 is: 239,938.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,110.22 : 437,608.76 = 173,869.92 : x
  2. Step 2: Convert to fraction form
    317,110.22/437,608.76 = 173,869.92/x
  3. Step 3: Cross multiply
    317,110.22x = 437,608.76 × 173,869.92
  4. Step 4: Simplify right side
    317,110.22x = 76,087,000,092.50
  5. Step 5: Solve for x
    x = 76,087,000,092.50/317,110.22
  6. Step 6: Final answer
    x = 239,938.66

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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.