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Finding the Fourth Proportional to 60,888.78, 83,997.95 and 36,999.45

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Solution

The fourth proportional to 60,888.78, 83,997.95 and 36,999.45 is: 51,041.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,888.78 : 83,997.95 = 36,999.45 : x
  2. Step 2: Convert to fraction form
    60,888.78/83,997.95 = 36,999.45/x
  3. Step 3: Cross multiply
    60,888.78x = 83,997.95 × 36,999.45
  4. Step 4: Simplify right side
    60,888.78x = 3,107,877,766.13
  5. Step 5: Solve for x
    x = 3,107,877,766.13/60,888.78
  6. Step 6: Final answer
    x = 51,041.88

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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.