Home / 165,229.04-247,510.92-76,360.16

Finding the Fourth Proportional to 165,229.04, 247,510.92 and 76,360.16

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Solution

The fourth proportional to 165,229.04, 247,510.92 and 76,360.16 is: 114,386.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,229.04 : 247,510.92 = 76,360.16 : x
  2. Step 2: Convert to fraction form
    165,229.04/247,510.92 = 76,360.16/x
  3. Step 3: Cross multiply
    165,229.04x = 247,510.92 × 76,360.16
  4. Step 4: Simplify right side
    165,229.04x = 18,899,973,452.95
  5. Step 5: Solve for x
    x = 18,899,973,452.95/165,229.04
  6. Step 6: Final answer
    x = 114,386.51

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1.5x scale

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.