Home / 156,902.14-235,279.29-56,991.88

Finding the Fourth Proportional to 156,902.14, 235,279.29 and 56,991.88

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Solution

The fourth proportional to 156,902.14, 235,279.29 and 56,991.88 is: 85,460.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,902.14 : 235,279.29 = 56,991.88 : x
  2. Step 2: Convert to fraction form
    156,902.14/235,279.29 = 56,991.88/x
  3. Step 3: Cross multiply
    156,902.14x = 235,279.29 × 56,991.88
  4. Step 4: Simplify right side
    156,902.14x = 13,409,009,062.17
  5. Step 5: Solve for x
    x = 13,409,009,062.17/156,902.14
  6. Step 6: Final answer
    x = 85,460.97

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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.