Home / 185,580.30-256,033.95-105,006.97

Finding the Fourth Proportional to 185,580.30, 256,033.95 and 105,006.97

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Solution

The fourth proportional to 185,580.30, 256,033.95 and 105,006.97 is: 144,871.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,580.30 : 256,033.95 = 105,006.97 : x
  2. Step 2: Convert to fraction form
    185,580.30/256,033.95 = 105,006.97/x
  3. Step 3: Cross multiply
    185,580.30x = 256,033.95 × 105,006.97
  4. Step 4: Simplify right side
    185,580.30x = 26,885,348,026.46
  5. Step 5: Solve for x
    x = 26,885,348,026.46/185,580.30
  6. Step 6: Final answer
    x = 144,871.78

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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.