Home / 55,612.85-76,753.04-31,744.17

Finding the Fourth Proportional to 55,612.85, 76,753.04 and 31,744.17

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Solution

The fourth proportional to 55,612.85, 76,753.04 and 31,744.17 is: 43,811.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,612.85 : 76,753.04 = 31,744.17 : x
  2. Step 2: Convert to fraction form
    55,612.85/76,753.04 = 31,744.17/x
  3. Step 3: Cross multiply
    55,612.85x = 76,753.04 × 31,744.17
  4. Step 4: Simplify right side
    55,612.85x = 2,436,461,391.06
  5. Step 5: Solve for x
    x = 2,436,461,391.06/55,612.85
  6. Step 6: Final answer
    x = 43,811.13

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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.