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Finding the Fourth Proportional to 178,075.80, 267,070.50 and 59,716.44

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Solution

The fourth proportional to 178,075.80, 267,070.50 and 59,716.44 is: 89,560.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,075.80 : 267,070.50 = 59,716.44 : x
  2. Step 2: Convert to fraction form
    178,075.80/267,070.50 = 59,716.44/x
  3. Step 3: Cross multiply
    178,075.80x = 267,070.50 × 59,716.44
  4. Step 4: Simplify right side
    178,075.80x = 15,948,499,489.02
  5. Step 5: Solve for x
    x = 15,948,499,489.02/178,075.80
  6. Step 6: Final answer
    x = 89,560.17

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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.