Home / 237,787.98-328,147.37-130,358.77

Finding the Fourth Proportional to 237,787.98, 328,147.37 and 130,358.77

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Solution

The fourth proportional to 237,787.98, 328,147.37 and 130,358.77 is: 179,895.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,787.98 : 328,147.37 = 130,358.77 : x
  2. Step 2: Convert to fraction form
    237,787.98/328,147.37 = 130,358.77/x
  3. Step 3: Cross multiply
    237,787.98x = 328,147.37 × 130,358.77
  4. Step 4: Simplify right side
    237,787.98x = 42,776,885,891.20
  5. Step 5: Solve for x
    x = 42,776,885,891.20/237,787.98
  6. Step 6: Final answer
    x = 179,895.08

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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.