Home / 157,043.32-235,586.70-50,402.20

Finding the Fourth Proportional to 157,043.32, 235,586.70 and 50,402.20

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Solution

The fourth proportional to 157,043.32, 235,586.70 and 50,402.20 is: 75,610.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,043.32 : 235,586.70 = 50,402.20 : x
  2. Step 2: Convert to fraction form
    157,043.32/235,586.70 = 50,402.20/x
  3. Step 3: Cross multiply
    157,043.32x = 235,586.70 × 50,402.20
  4. Step 4: Simplify right side
    157,043.32x = 11,874,087,970.74
  5. Step 5: Solve for x
    x = 11,874,087,970.74/157,043.32
  6. Step 6: Final answer
    x = 75,610.27

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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.