Home / 124,584.16-171,894-74,247.52

Finding the Fourth Proportional to 124,584.16, 171,894 and 74,247.52

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Solution

The fourth proportional to 124,584.16, 171,894 and 74,247.52 is: 102,442.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,584.16 : 171,894 = 74,247.52 : x
  2. Step 2: Convert to fraction form
    124,584.16/171,894 = 74,247.52/x
  3. Step 3: Cross multiply
    124,584.16x = 171,894 × 74,247.52
  4. Step 4: Simplify right side
    124,584.16x = 12,762,703,202.88
  5. Step 5: Solve for x
    x = 12,762,703,202.88/124,584.16
  6. Step 6: Final answer
    x = 102,442.42

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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.