Home / 124,082.20-171,219.18-70,356.52

Finding the Fourth Proportional to 124,082.20, 171,219.18 and 70,356.52

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Solution

The fourth proportional to 124,082.20, 171,219.18 and 70,356.52 is: 97,083.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,082.20 : 171,219.18 = 70,356.52 : x
  2. Step 2: Convert to fraction form
    124,082.20/171,219.18 = 70,356.52/x
  3. Step 3: Cross multiply
    124,082.20x = 171,219.18 × 70,356.52
  4. Step 4: Simplify right side
    124,082.20x = 12,046,385,662.05
  5. Step 5: Solve for x
    x = 12,046,385,662.05/124,082.20
  6. Step 6: Final answer
    x = 97,083.91

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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.