Home / 161,529.76-242,304.36-50,721.76

Finding the Fourth Proportional to 161,529.76, 242,304.36 and 50,721.76

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Solution

The fourth proportional to 161,529.76, 242,304.36 and 50,721.76 is: 76,085.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,529.76 : 242,304.36 = 50,721.76 : x
  2. Step 2: Convert to fraction form
    161,529.76/242,304.36 = 50,721.76/x
  3. Step 3: Cross multiply
    161,529.76x = 242,304.36 × 50,721.76
  4. Step 4: Simplify right side
    161,529.76x = 12,290,103,594.87
  5. Step 5: Solve for x
    x = 12,290,103,594.87/161,529.76
  6. Step 6: Final answer
    x = 76,085.69

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1.5x scale

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.