Home / 47,990.16-66,272.04-36,792.72

Finding the Fourth Proportional to 47,990.16, 66,272.04 and 36,792.72

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Solution

The fourth proportional to 47,990.16, 66,272.04 and 36,792.72 is: 50,808.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,990.16 : 66,272.04 = 36,792.72 : x
  2. Step 2: Convert to fraction form
    47,990.16/66,272.04 = 36,792.72/x
  3. Step 3: Cross multiply
    47,990.16x = 66,272.04 × 36,792.72
  4. Step 4: Simplify right side
    47,990.16x = 2,438,328,611.55
  5. Step 5: Solve for x
    x = 2,438,328,611.55/47,990.16
  6. Step 6: Final answer
    x = 50,808.93

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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.