Home / 165,011.10-247,516.65-98,416.95

Finding the Fourth Proportional to 165,011.10, 247,516.65 and 98,416.95

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Solution

The fourth proportional to 165,011.10, 247,516.65 and 98,416.95 is: 147,625.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,011.10 : 247,516.65 = 98,416.95 : x
  2. Step 2: Convert to fraction form
    165,011.10/247,516.65 = 98,416.95/x
  3. Step 3: Cross multiply
    165,011.10x = 247,516.65 × 98,416.95
  4. Step 4: Simplify right side
    165,011.10x = 24,359,833,767.22
  5. Step 5: Solve for x
    x = 24,359,833,767.22/165,011.10
  6. Step 6: Final answer
    x = 147,625.43

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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.