Home / 157,003.80-235,160.10-110,002.20

Finding the Fourth Proportional to 157,003.80, 235,160.10 and 110,002.20

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Solution

The fourth proportional to 157,003.80, 235,160.10 and 110,002.20 is: 164,761.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,003.80 : 235,160.10 = 110,002.20 : x
  2. Step 2: Convert to fraction form
    157,003.80/235,160.10 = 110,002.20/x
  3. Step 3: Cross multiply
    157,003.80x = 235,160.10 × 110,002.20
  4. Step 4: Simplify right side
    157,003.80x = 25,868,128,352.22
  5. Step 5: Solve for x
    x = 25,868,128,352.22/157,003.80
  6. Step 6: Final answer
    x = 164,761.16

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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.