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Finding the Fourth Proportional to 60,416.75, 83,369.12 and 36,211.32

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Solution

The fourth proportional to 60,416.75, 83,369.12 and 36,211.32 is: 49,968.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,416.75 : 83,369.12 = 36,211.32 : x
  2. Step 2: Convert to fraction form
    60,416.75/83,369.12 = 36,211.32/x
  3. Step 3: Cross multiply
    60,416.75x = 83,369.12 × 36,211.32
  4. Step 4: Simplify right side
    60,416.75x = 3,018,905,701.38
  5. Step 5: Solve for x
    x = 3,018,905,701.38/60,416.75
  6. Step 6: Final answer
    x = 49,968.02

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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.