Home / 60,153.62-90,173.69-20,683.13

Finding the Fourth Proportional to 60,153.62, 90,173.69 and 20,683.13

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Solution

The fourth proportional to 60,153.62, 90,173.69 and 20,683.13 is: 31,005.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,153.62 : 90,173.69 = 20,683.13 : x
  2. Step 2: Convert to fraction form
    60,153.62/90,173.69 = 20,683.13/x
  3. Step 3: Cross multiply
    60,153.62x = 90,173.69 × 20,683.13
  4. Step 4: Simplify right side
    60,153.62x = 1,865,074,049.43
  5. Step 5: Solve for x
    x = 1,865,074,049.43/60,153.62
  6. Step 6: Final answer
    x = 31,005.18

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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.