Home / 40,061.20-60,012.60-35,136.40

Finding the Fourth Proportional to 40,061.20, 60,012.60 and 35,136.40

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Solution

The fourth proportional to 40,061.20, 60,012.60 and 35,136.40 is: 52,635.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,061.20 : 60,012.60 = 35,136.40 : x
  2. Step 2: Convert to fraction form
    40,061.20/60,012.60 = 35,136.40/x
  3. Step 3: Cross multiply
    40,061.20x = 60,012.60 × 35,136.40
  4. Step 4: Simplify right side
    40,061.20x = 2,108,626,718.64
  5. Step 5: Solve for x
    x = 2,108,626,718.64/40,061.20
  6. Step 6: Final answer
    x = 52,635.14

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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.