Home / 84,461.08-126,655.98-25,305.16

Finding the Fourth Proportional to 84,461.08, 126,655.98 and 25,305.16

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Solution

The fourth proportional to 84,461.08, 126,655.98 and 25,305.16 is: 37,947.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,461.08 : 126,655.98 = 25,305.16 : x
  2. Step 2: Convert to fraction form
    84,461.08/126,655.98 = 25,305.16/x
  3. Step 3: Cross multiply
    84,461.08x = 126,655.98 × 25,305.16
  4. Step 4: Simplify right side
    84,461.08x = 3,205,049,838.86
  5. Step 5: Solve for x
    x = 3,205,049,838.86/84,461.08
  6. Step 6: Final answer
    x = 37,947.06

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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.