Home / 157,051.10-235,187.85-125,947.10

Finding the Fourth Proportional to 157,051.10, 235,187.85 and 125,947.10

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Solution

The fourth proportional to 157,051.10, 235,187.85 and 125,947.10 is: 188,608.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,051.10 : 235,187.85 = 125,947.10 : x
  2. Step 2: Convert to fraction form
    157,051.10/235,187.85 = 125,947.10/x
  3. Step 3: Cross multiply
    157,051.10x = 235,187.85 × 125,947.10
  4. Step 4: Simplify right side
    157,051.10x = 29,621,227,662.74
  5. Step 5: Solve for x
    x = 29,621,227,662.74/157,051.10
  6. Step 6: Final answer
    x = 188,608.85

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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.