Home / 154,595.38-232,946.08-127,130.62

Finding the Fourth Proportional to 154,595.38, 232,946.08 and 127,130.62

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Solution

The fourth proportional to 154,595.38, 232,946.08 and 127,130.62 is: 191,561.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,595.38 : 232,946.08 = 127,130.62 : x
  2. Step 2: Convert to fraction form
    154,595.38/232,946.08 = 127,130.62/x
  3. Step 3: Cross multiply
    154,595.38x = 232,946.08 × 127,130.62
  4. Step 4: Simplify right side
    154,595.38x = 29,614,579,576.97
  5. Step 5: Solve for x
    x = 29,614,579,576.97/154,595.38
  6. Step 6: Final answer
    x = 191,561.87

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.