Home / 237,818.85-328,177.55-135,824.33

Finding the Fourth Proportional to 237,818.85, 328,177.55 and 135,824.33

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Solution

The fourth proportional to 237,818.85, 328,177.55 and 135,824.33 is: 187,430.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,818.85 : 328,177.55 = 135,824.33 : x
  2. Step 2: Convert to fraction form
    237,818.85/328,177.55 = 135,824.33/x
  3. Step 3: Cross multiply
    237,818.85x = 328,177.55 × 135,824.33
  4. Step 4: Simplify right side
    237,818.85x = 44,574,493,529.78
  5. Step 5: Solve for x
    x = 44,574,493,529.78/237,818.85
  6. Step 6: Final answer
    x = 187,430.45

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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.