Home / 72,506.04-100,000.62-59,908.92

Finding the Fourth Proportional to 72,506.04, 100,000.62 and 59,908.92

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Solution

The fourth proportional to 72,506.04, 100,000.62 and 59,908.92 is: 82,626.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,506.04 : 100,000.62 = 59,908.92 : x
  2. Step 2: Convert to fraction form
    72,506.04/100,000.62 = 59,908.92/x
  3. Step 3: Cross multiply
    72,506.04x = 100,000.62 × 59,908.92
  4. Step 4: Simplify right side
    72,506.04x = 5,990,929,143.53
  5. Step 5: Solve for x
    x = 5,990,929,143.53/72,506.04
  6. Step 6: Final answer
    x = 82,626.62

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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.