Home / 237,555.61-327,826.82-130,129.51

Finding the Fourth Proportional to 237,555.61, 327,826.82 and 130,129.51

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Solution

The fourth proportional to 237,555.61, 327,826.82 and 130,129.51 is: 179,578.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,555.61 : 327,826.82 = 130,129.51 : x
  2. Step 2: Convert to fraction form
    237,555.61/327,826.82 = 130,129.51/x
  3. Step 3: Cross multiply
    237,555.61x = 327,826.82 × 130,129.51
  4. Step 4: Simplify right side
    237,555.61x = 42,659,943,451.46
  5. Step 5: Solve for x
    x = 42,659,943,451.46/237,555.61
  6. Step 6: Final answer
    x = 179,578.77

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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.