Home / 98,013.15-147,002.16-25,966.56

Finding the Fourth Proportional to 98,013.15, 147,002.16 and 25,966.56

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Solution

The fourth proportional to 98,013.15, 147,002.16 and 25,966.56 is: 38,945.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,013.15 : 147,002.16 = 25,966.56 : x
  2. Step 2: Convert to fraction form
    98,013.15/147,002.16 = 25,966.56/x
  3. Step 3: Cross multiply
    98,013.15x = 147,002.16 × 25,966.56
  4. Step 4: Simplify right side
    98,013.15x = 3,817,140,407.77
  5. Step 5: Solve for x
    x = 3,817,140,407.77/98,013.15
  6. Step 6: Final answer
    x = 38,945.19

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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.