Home / 237,738.40-328,112.63-147,123.55

Finding the Fourth Proportional to 237,738.40, 328,112.63 and 147,123.55

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Solution

The fourth proportional to 237,738.40, 328,112.63 and 147,123.55 is: 203,051.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,738.40 : 328,112.63 = 147,123.55 : x
  2. Step 2: Convert to fraction form
    237,738.40/328,112.63 = 147,123.55/x
  3. Step 3: Cross multiply
    237,738.40x = 328,112.63 × 147,123.55
  4. Step 4: Simplify right side
    237,738.40x = 48,273,093,369.54
  5. Step 5: Solve for x
    x = 48,273,093,369.54/237,738.40
  6. Step 6: Final answer
    x = 203,051.31

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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.