Home / 115,545.26-159,452.54-67,156.67

Finding the Fourth Proportional to 115,545.26, 159,452.54 and 67,156.67

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Solution

The fourth proportional to 115,545.26, 159,452.54 and 67,156.67 is: 92,676.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,545.26 : 159,452.54 = 67,156.67 : x
  2. Step 2: Convert to fraction form
    115,545.26/159,452.54 = 67,156.67/x
  3. Step 3: Cross multiply
    115,545.26x = 159,452.54 × 67,156.67
  4. Step 4: Simplify right side
    115,545.26x = 10,708,300,476.40
  5. Step 5: Solve for x
    x = 10,708,300,476.40/115,545.26
  6. Step 6: Final answer
    x = 92,676.25

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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.