Home / 156,944.64-235,343.28-57,034.40

Finding the Fourth Proportional to 156,944.64, 235,343.28 and 57,034.40

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Solution

The fourth proportional to 156,944.64, 235,343.28 and 57,034.40 is: 85,524.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,944.64 : 235,343.28 = 57,034.40 : x
  2. Step 2: Convert to fraction form
    156,944.64/235,343.28 = 57,034.40/x
  3. Step 3: Cross multiply
    156,944.64x = 235,343.28 × 57,034.40
  4. Step 4: Simplify right side
    156,944.64x = 13,422,662,768.83
  5. Step 5: Solve for x
    x = 13,422,662,768.83/156,944.64
  6. Step 6: Final answer
    x = 85,524.82

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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.