Home / 148,502.77-204,859.02-106,085.90

Finding the Fourth Proportional to 148,502.77, 204,859.02 and 106,085.90

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Solution

The fourth proportional to 148,502.77, 204,859.02 and 106,085.90 is: 146,345.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,502.77 : 204,859.02 = 106,085.90 : x
  2. Step 2: Convert to fraction form
    148,502.77/204,859.02 = 106,085.90/x
  3. Step 3: Cross multiply
    148,502.77x = 204,859.02 × 106,085.90
  4. Step 4: Simplify right side
    148,502.77x = 21,732,654,419.79
  5. Step 5: Solve for x
    x = 21,732,654,419.79/148,502.77
  6. Step 6: Final answer
    x = 146,345.11

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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.