Home / 156,963.96-235,545.84-57,114.45

Finding the Fourth Proportional to 156,963.96, 235,545.84 and 57,114.45

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Solution

The fourth proportional to 156,963.96, 235,545.84 and 57,114.45 is: 85,708.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,963.96 : 235,545.84 = 57,114.45 : x
  2. Step 2: Convert to fraction form
    156,963.96/235,545.84 = 57,114.45/x
  3. Step 3: Cross multiply
    156,963.96x = 235,545.84 × 57,114.45
  4. Step 4: Simplify right side
    156,963.96x = 13,453,071,101.39
  5. Step 5: Solve for x
    x = 13,453,071,101.39/156,963.96
  6. Step 6: Final answer
    x = 85,708.03

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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.