Home / 148,401.45-204,864.93-84,726.95

Finding the Fourth Proportional to 148,401.45, 204,864.93 and 84,726.95

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Solution

The fourth proportional to 148,401.45, 204,864.93 and 84,726.95 is: 116,963.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,401.45 : 204,864.93 = 84,726.95 : x
  2. Step 2: Convert to fraction form
    148,401.45/204,864.93 = 84,726.95/x
  3. Step 3: Cross multiply
    148,401.45x = 204,864.93 × 84,726.95
  4. Step 4: Simplify right side
    148,401.45x = 17,357,579,656.54
  5. Step 5: Solve for x
    x = 17,357,579,656.54/148,401.45
  6. Step 6: Final answer
    x = 116,963.68

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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.