Home / 157,091.56-233,860.70-156,157.53

Finding the Fourth Proportional to 157,091.56, 233,860.70 and 156,157.53

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Solution

The fourth proportional to 157,091.56, 233,860.70 and 156,157.53 is: 232,470.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,091.56 : 233,860.70 = 156,157.53 : x
  2. Step 2: Convert to fraction form
    157,091.56/233,860.70 = 156,157.53/x
  3. Step 3: Cross multiply
    157,091.56x = 233,860.70 × 156,157.53
  4. Step 4: Simplify right side
    157,091.56x = 36,519,107,911.10
  5. Step 5: Solve for x
    x = 36,519,107,911.10/157,091.56
  6. Step 6: Final answer
    x = 232,470.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.