Home / 237,965.88-328,397.28-130,541.40

Finding the Fourth Proportional to 237,965.88, 328,397.28 and 130,541.40

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Solution

The fourth proportional to 237,965.88, 328,397.28 and 130,541.40 is: 180,149.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,965.88 : 328,397.28 = 130,541.40 : x
  2. Step 2: Convert to fraction form
    237,965.88/328,397.28 = 130,541.40/x
  3. Step 3: Cross multiply
    237,965.88x = 328,397.28 × 130,541.40
  4. Step 4: Simplify right side
    237,965.88x = 42,869,440,687.39
  5. Step 5: Solve for x
    x = 42,869,440,687.39/237,965.88
  6. Step 6: Final answer
    x = 180,149.53

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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.