Home / 178,130.27-267,203.61-99,185.04

Finding the Fourth Proportional to 178,130.27, 267,203.61 and 99,185.04

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Solution

The fourth proportional to 178,130.27, 267,203.61 and 99,185.04 is: 148,782.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,130.27 : 267,203.61 = 99,185.04 : x
  2. Step 2: Convert to fraction form
    178,130.27/267,203.61 = 99,185.04/x
  3. Step 3: Cross multiply
    178,130.27x = 267,203.61 × 99,185.04
  4. Step 4: Simplify right side
    178,130.27x = 26,502,600,745.99
  5. Step 5: Solve for x
    x = 26,502,600,745.99/178,130.27
  6. Step 6: Final answer
    x = 148,782.13

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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.