Home / 158,142.39-237,213.61-45,822.69

Finding the Fourth Proportional to 158,142.39, 237,213.61 and 45,822.69

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Solution

The fourth proportional to 158,142.39, 237,213.61 and 45,822.69 is: 68,734.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,142.39 : 237,213.61 = 45,822.69 : x
  2. Step 2: Convert to fraction form
    158,142.39/237,213.61 = 45,822.69/x
  3. Step 3: Cross multiply
    158,142.39x = 237,213.61 × 45,822.69
  4. Step 4: Simplify right side
    158,142.39x = 10,869,765,714.81
  5. Step 5: Solve for x
    x = 10,869,765,714.81/158,142.39
  6. Step 6: Final answer
    x = 68,734.04

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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.