Home / 237,855.87-328,240.62-130,423.41

Finding the Fourth Proportional to 237,855.87, 328,240.62 and 130,423.41

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Solution

The fourth proportional to 237,855.87, 328,240.62 and 130,423.41 is: 179,984.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,855.87 : 328,240.62 = 130,423.41 : x
  2. Step 2: Convert to fraction form
    237,855.87/328,240.62 = 130,423.41/x
  3. Step 3: Cross multiply
    237,855.87x = 328,240.62 × 130,423.41
  4. Step 4: Simplify right side
    237,855.87x = 42,810,260,960.91
  5. Step 5: Solve for x
    x = 42,810,260,960.91/237,855.87
  6. Step 6: Final answer
    x = 179,984.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.