Home / 237,817.57-328,179.48-130,385.23

Finding the Fourth Proportional to 237,817.57, 328,179.48 and 130,385.23

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Solution

The fourth proportional to 237,817.57, 328,179.48 and 130,385.23 is: 179,926.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,817.57 : 328,179.48 = 130,385.23 : x
  2. Step 2: Convert to fraction form
    237,817.57/328,179.48 = 130,385.23/x
  3. Step 3: Cross multiply
    237,817.57x = 328,179.48 × 130,385.23
  4. Step 4: Simplify right side
    237,817.57x = 42,789,756,981.08
  5. Step 5: Solve for x
    x = 42,789,756,981.08/237,817.57
  6. Step 6: Final answer
    x = 179,926.81

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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.