Home / 58,031.84-87,079.96-31,377.17

Finding the Fourth Proportional to 58,031.84, 87,079.96 and 31,377.17

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Solution

The fourth proportional to 58,031.84, 87,079.96 and 31,377.17 is: 47,083.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,031.84 : 87,079.96 = 31,377.17 : x
  2. Step 2: Convert to fraction form
    58,031.84/87,079.96 = 31,377.17/x
  3. Step 3: Cross multiply
    58,031.84x = 87,079.96 × 31,377.17
  4. Step 4: Simplify right side
    58,031.84x = 2,732,322,965.43
  5. Step 5: Solve for x
    x = 2,732,322,965.43/58,031.84
  6. Step 6: Final answer
    x = 47,083.17

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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.