Home / 124,344.32-171,589.79-70,629.17

Finding the Fourth Proportional to 124,344.32, 171,589.79 and 70,629.17

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Solution

The fourth proportional to 124,344.32, 171,589.79 and 70,629.17 is: 97,465.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,344.32 : 171,589.79 = 70,629.17 : x
  2. Step 2: Convert to fraction form
    124,344.32/171,589.79 = 70,629.17/x
  3. Step 3: Cross multiply
    124,344.32x = 171,589.79 × 70,629.17
  4. Step 4: Simplify right side
    124,344.32x = 12,119,243,766.80
  5. Step 5: Solve for x
    x = 12,119,243,766.80/124,344.32
  6. Step 6: Final answer
    x = 97,465.20

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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.