Home / 157,178.40-235,741.68-50,557.02

Finding the Fourth Proportional to 157,178.40, 235,741.68 and 50,557.02

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Solution

The fourth proportional to 157,178.40, 235,741.68 and 50,557.02 is: 75,827.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,178.40 : 235,741.68 = 50,557.02 : x
  2. Step 2: Convert to fraction form
    157,178.40/235,741.68 = 50,557.02/x
  3. Step 3: Cross multiply
    157,178.40x = 235,741.68 × 50,557.02
  4. Step 4: Simplify right side
    157,178.40x = 11,918,396,830.59
  5. Step 5: Solve for x
    x = 11,918,396,830.59/157,178.40
  6. Step 6: Final answer
    x = 75,827.19

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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.