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Finding the Fourth Proportional to 169,877.56, 254,803.32 and 51,549.52

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Solution

The fourth proportional to 169,877.56, 254,803.32 and 51,549.52 is: 77,320.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,877.56 : 254,803.32 = 51,549.52 : x
  2. Step 2: Convert to fraction form
    169,877.56/254,803.32 = 51,549.52/x
  3. Step 3: Cross multiply
    169,877.56x = 254,803.32 × 51,549.52
  4. Step 4: Simplify right side
    169,877.56x = 13,134,988,840.41
  5. Step 5: Solve for x
    x = 13,134,988,840.41/169,877.56
  6. Step 6: Final answer
    x = 77,320.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.