Home / 162,043.57-242,715.43-158,077.81

Finding the Fourth Proportional to 162,043.57, 242,715.43 and 158,077.81

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Solution

The fourth proportional to 162,043.57, 242,715.43 and 158,077.81 is: 236,775.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,043.57 : 242,715.43 = 158,077.81 : x
  2. Step 2: Convert to fraction form
    162,043.57/242,715.43 = 158,077.81/x
  3. Step 3: Cross multiply
    162,043.57x = 242,715.43 × 158,077.81
  4. Step 4: Simplify right side
    162,043.57x = 38,367,923,627.61
  5. Step 5: Solve for x
    x = 38,367,923,627.61/162,043.57
  6. Step 6: Final answer
    x = 236,775.35

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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.