Home / 126,545.50-174,617.63-69,949.18

Finding the Fourth Proportional to 126,545.50, 174,617.63 and 69,949.18

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Solution

The fourth proportional to 126,545.50, 174,617.63 and 69,949.18 is: 96,521.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,545.50 : 174,617.63 = 69,949.18 : x
  2. Step 2: Convert to fraction form
    126,545.50/174,617.63 = 69,949.18/x
  3. Step 3: Cross multiply
    126,545.50x = 174,617.63 × 69,949.18
  4. Step 4: Simplify right side
    126,545.50x = 12,214,360,032.04
  5. Step 5: Solve for x
    x = 12,214,360,032.04/126,545.50
  6. Step 6: Final answer
    x = 96,521.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.