Home / 237,801.42-328,165.88-130,369.15

Finding the Fourth Proportional to 237,801.42, 328,165.88 and 130,369.15

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Solution

The fourth proportional to 237,801.42, 328,165.88 and 130,369.15 is: 179,909.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,801.42 : 328,165.88 = 130,369.15 : x
  2. Step 2: Convert to fraction form
    237,801.42/328,165.88 = 130,369.15/x
  3. Step 3: Cross multiply
    237,801.42x = 328,165.88 × 130,369.15
  4. Step 4: Simplify right side
    237,801.42x = 42,782,705,480.36
  5. Step 5: Solve for x
    x = 42,782,705,480.36/237,801.42
  6. Step 6: Final answer
    x = 179,909.38

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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.