Home / 84,458.48-126,687.56-40,060.98

Finding the Fourth Proportional to 84,458.48, 126,687.56 and 40,060.98

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Solution

The fourth proportional to 84,458.48, 126,687.56 and 40,060.98 is: 60,091.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,458.48 : 126,687.56 = 40,060.98 : x
  2. Step 2: Convert to fraction form
    84,458.48/126,687.56 = 40,060.98/x
  3. Step 3: Cross multiply
    84,458.48x = 126,687.56 × 40,060.98
  4. Step 4: Simplify right side
    84,458.48x = 5,075,227,607.10
  5. Step 5: Solve for x
    x = 5,075,227,607.10/84,458.48
  6. Step 6: Final answer
    x = 60,091.40

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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.