Home / 156,941.65-235,412.48-57,105.10

Finding the Fourth Proportional to 156,941.65, 235,412.48 and 57,105.10

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Solution

The fourth proportional to 156,941.65, 235,412.48 and 57,105.10 is: 85,657.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,941.65 : 235,412.48 = 57,105.10 : x
  2. Step 2: Convert to fraction form
    156,941.65/235,412.48 = 57,105.10/x
  3. Step 3: Cross multiply
    156,941.65x = 235,412.48 × 57,105.10
  4. Step 4: Simplify right side
    156,941.65x = 13,443,253,211.65
  5. Step 5: Solve for x
    x = 13,443,253,211.65/156,941.65
  6. Step 6: Final answer
    x = 85,657.65

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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.