Home / 237,801.70-328,166.27-130,369.43

Finding the Fourth Proportional to 237,801.70, 328,166.27 and 130,369.43

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Solution

The fourth proportional to 237,801.70, 328,166.27 and 130,369.43 is: 179,909.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,801.70 : 328,166.27 = 130,369.43 : x
  2. Step 2: Convert to fraction form
    237,801.70/328,166.27 = 130,369.43/x
  3. Step 3: Cross multiply
    237,801.70x = 328,166.27 × 130,369.43
  4. Step 4: Simplify right side
    237,801.70x = 42,782,850,222.58
  5. Step 5: Solve for x
    x = 42,782,850,222.58/237,801.70
  6. Step 6: Final answer
    x = 179,909.77

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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.