Home / 156,816.15-235,238.80-44,499.12

Finding the Fourth Proportional to 156,816.15, 235,238.80 and 44,499.12

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Solution

The fourth proportional to 156,816.15, 235,238.80 and 44,499.12 is: 66,752.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,816.15 : 235,238.80 = 44,499.12 : x
  2. Step 2: Convert to fraction form
    156,816.15/235,238.80 = 44,499.12/x
  3. Step 3: Cross multiply
    156,816.15x = 235,238.80 × 44,499.12
  4. Step 4: Simplify right side
    156,816.15x = 10,467,919,478.61
  5. Step 5: Solve for x
    x = 10,467,919,478.61/156,816.15
  6. Step 6: Final answer
    x = 66,752.82

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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.