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Finding the Fourth Proportional to 253,885.61, 350,075.00 and 161,882.10

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Solution

The fourth proportional to 253,885.61, 350,075.00 and 161,882.10 is: 223,214.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,885.61 : 350,075.00 = 161,882.10 : x
  2. Step 2: Convert to fraction form
    253,885.61/350,075.00 = 161,882.10/x
  3. Step 3: Cross multiply
    253,885.61x = 350,075.00 × 161,882.10
  4. Step 4: Simplify right side
    253,885.61x = 56,670,876,562.21
  5. Step 5: Solve for x
    x = 56,670,876,562.21/253,885.61
  6. Step 6: Final answer
    x = 223,214.21

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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.