Home / 84,031.88-126,045.27-34,110.77

Finding the Fourth Proportional to 84,031.88, 126,045.27 and 34,110.77

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Solution

The fourth proportional to 84,031.88, 126,045.27 and 34,110.77 is: 51,165.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,031.88 : 126,045.27 = 34,110.77 : x
  2. Step 2: Convert to fraction form
    84,031.88/126,045.27 = 34,110.77/x
  3. Step 3: Cross multiply
    84,031.88x = 126,045.27 × 34,110.77
  4. Step 4: Simplify right side
    84,031.88x = 4,299,501,214.56
  5. Step 5: Solve for x
    x = 4,299,501,214.56/84,031.88
  6. Step 6: Final answer
    x = 51,165.12

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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.