Home / 124,188.90-186,285.10-35,442.42

Finding the Fourth Proportional to 124,188.90, 186,285.10 and 35,442.42

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Solution

The fourth proportional to 124,188.90, 186,285.10 and 35,442.42 is: 53,164.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,188.90 : 186,285.10 = 35,442.42 : x
  2. Step 2: Convert to fraction form
    124,188.90/186,285.10 = 35,442.42/x
  3. Step 3: Cross multiply
    124,188.90x = 186,285.10 × 35,442.42
  4. Step 4: Simplify right side
    124,188.90x = 6,602,394,753.94
  5. Step 5: Solve for x
    x = 6,602,394,753.94/124,188.90
  6. Step 6: Final answer
    x = 53,164.13

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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.