Home / 148,513.13-204,981.57-124,598.28

Finding the Fourth Proportional to 148,513.13, 204,981.57 and 124,598.28

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Solution

The fourth proportional to 148,513.13, 204,981.57 and 124,598.28 is: 171,973.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,513.13 : 204,981.57 = 124,598.28 : x
  2. Step 2: Convert to fraction form
    148,513.13/204,981.57 = 124,598.28/x
  3. Step 3: Cross multiply
    148,513.13x = 204,981.57 × 124,598.28
  4. Step 4: Simplify right side
    148,513.13x = 25,540,351,053.70
  5. Step 5: Solve for x
    x = 25,540,351,053.70/148,513.13
  6. Step 6: Final answer
    x = 171,973.69

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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.