Home / 156,958.46-235,585.65-57,215.06

Finding the Fourth Proportional to 156,958.46, 235,585.65 and 57,215.06

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Solution

The fourth proportional to 156,958.46, 235,585.65 and 57,215.06 is: 85,876.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,958.46 : 235,585.65 = 57,215.06 : x
  2. Step 2: Convert to fraction form
    156,958.46/235,585.65 = 57,215.06/x
  3. Step 3: Cross multiply
    156,958.46x = 235,585.65 × 57,215.06
  4. Step 4: Simplify right side
    156,958.46x = 13,479,047,099.89
  5. Step 5: Solve for x
    x = 13,479,047,099.89/156,958.46
  6. Step 6: Final answer
    x = 85,876.52

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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.