Home / 87,547.74-131,111.17-49,994.11

Finding the Fourth Proportional to 87,547.74, 131,111.17 and 49,994.11

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Solution

The fourth proportional to 87,547.74, 131,111.17 and 49,994.11 is: 74,871.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,547.74 : 131,111.17 = 49,994.11 : x
  2. Step 2: Convert to fraction form
    87,547.74/131,111.17 = 49,994.11/x
  3. Step 3: Cross multiply
    87,547.74x = 131,111.17 × 49,994.11
  4. Step 4: Simplify right side
    87,547.74x = 6,554,786,255.21
  5. Step 5: Solve for x
    x = 6,554,786,255.21/87,547.74
  6. Step 6: Final answer
    x = 74,871.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.