Home / 157,521.86-236,211.71-45,176.29

Finding the Fourth Proportional to 157,521.86, 236,211.71 and 45,176.29

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Solution

The fourth proportional to 157,521.86, 236,211.71 and 45,176.29 is: 67,744.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,521.86 : 236,211.71 = 45,176.29 : x
  2. Step 2: Convert to fraction form
    157,521.86/236,211.71 = 45,176.29/x
  3. Step 3: Cross multiply
    157,521.86x = 236,211.71 × 45,176.29
  4. Step 4: Simplify right side
    157,521.86x = 10,671,167,531.30
  5. Step 5: Solve for x
    x = 10,671,167,531.30/157,521.86
  6. Step 6: Final answer
    x = 67,744.04

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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.