Home / 159,072.04-238,592.70-80,154.92

Finding the Fourth Proportional to 159,072.04, 238,592.70 and 80,154.92

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Solution

The fourth proportional to 159,072.04, 238,592.70 and 80,154.92 is: 120,224.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,072.04 : 238,592.70 = 80,154.92 : x
  2. Step 2: Convert to fraction form
    159,072.04/238,592.70 = 80,154.92/x
  3. Step 3: Cross multiply
    159,072.04x = 238,592.70 × 80,154.92
  4. Step 4: Simplify right side
    159,072.04x = 19,124,378,781.08
  5. Step 5: Solve for x
    x = 19,124,378,781.08/159,072.04
  6. Step 6: Final answer
    x = 120,224.64

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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.