Home / 178,266.30-267,399.45-169,518.30

Finding the Fourth Proportional to 178,266.30, 267,399.45 and 169,518.30

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Solution

The fourth proportional to 178,266.30, 267,399.45 and 169,518.30 is: 254,277.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,266.30 : 267,399.45 = 169,518.30 : x
  2. Step 2: Convert to fraction form
    178,266.30/267,399.45 = 169,518.30/x
  3. Step 3: Cross multiply
    178,266.30x = 267,399.45 × 169,518.30
  4. Step 4: Simplify right side
    178,266.30x = 45,329,100,184.94
  5. Step 5: Solve for x
    x = 45,329,100,184.94/178,266.30
  6. Step 6: Final answer
    x = 254,277.45

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1.5x scale

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.