Home / 157,065.10-235,208.85-125,961.10

Finding the Fourth Proportional to 157,065.10, 235,208.85 and 125,961.10

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Solution

The fourth proportional to 157,065.10, 235,208.85 and 125,961.10 is: 188,629.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,065.10 : 235,208.85 = 125,961.10 : x
  2. Step 2: Convert to fraction form
    157,065.10/235,208.85 = 125,961.10/x
  3. Step 3: Cross multiply
    157,065.10x = 235,208.85 × 125,961.10
  4. Step 4: Simplify right side
    157,065.10x = 29,627,165,475.74
  5. Step 5: Solve for x
    x = 29,627,165,475.74/157,065.10
  6. Step 6: Final answer
    x = 188,629.85

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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.