Home / 169,647.07-234,117.39-93,171.10

Finding the Fourth Proportional to 169,647.07, 234,117.39 and 93,171.10

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Solution

The fourth proportional to 169,647.07, 234,117.39 and 93,171.10 is: 128,578.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,647.07 : 234,117.39 = 93,171.10 : x
  2. Step 2: Convert to fraction form
    169,647.07/234,117.39 = 93,171.10/x
  3. Step 3: Cross multiply
    169,647.07x = 234,117.39 × 93,171.10
  4. Step 4: Simplify right side
    169,647.07x = 21,812,974,755.43
  5. Step 5: Solve for x
    x = 21,812,974,755.43/169,647.07
  6. Step 6: Final answer
    x = 128,578.55

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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.