Home / 236,476.90-354,132.15-157,161.70

Finding the Fourth Proportional to 236,476.90, 354,132.15 and 157,161.70

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Solution

The fourth proportional to 236,476.90, 354,132.15 and 157,161.70 is: 235,354.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,476.90 : 354,132.15 = 157,161.70 : x
  2. Step 2: Convert to fraction form
    236,476.90/354,132.15 = 157,161.70/x
  3. Step 3: Cross multiply
    236,476.90x = 354,132.15 × 157,161.70
  4. Step 4: Simplify right side
    236,476.90x = 55,656,010,718.66
  5. Step 5: Solve for x
    x = 55,656,010,718.66/236,476.90
  6. Step 6: Final answer
    x = 235,354.96

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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.