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Finding the Fourth Proportional to 60,699.68, 83,758.80 and 36,832.16

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Solution

The fourth proportional to 60,699.68, 83,758.80 and 36,832.16 is: 50,824.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,699.68 : 83,758.80 = 36,832.16 : x
  2. Step 2: Convert to fraction form
    60,699.68/83,758.80 = 36,832.16/x
  3. Step 3: Cross multiply
    60,699.68x = 83,758.80 × 36,832.16
  4. Step 4: Simplify right side
    60,699.68x = 3,085,017,523.01
  5. Step 5: Solve for x
    x = 3,085,017,523.01/60,699.68
  6. Step 6: Final answer
    x = 50,824.28

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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.