Home / 88,534.50-122,179.23-50,817.66

Finding the Fourth Proportional to 88,534.50, 122,179.23 and 50,817.66

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Solution

The fourth proportional to 88,534.50, 122,179.23 and 50,817.66 is: 70,129.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,534.50 : 122,179.23 = 50,817.66 : x
  2. Step 2: Convert to fraction form
    88,534.50/122,179.23 = 50,817.66/x
  3. Step 3: Cross multiply
    88,534.50x = 122,179.23 × 50,817.66
  4. Step 4: Simplify right side
    88,534.50x = 6,208,862,569.20
  5. Step 5: Solve for x
    x = 6,208,862,569.20/88,534.50
  6. Step 6: Final answer
    x = 70,129.30

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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.