Home / 153,965.06-230,901.69-65,217.14

Finding the Fourth Proportional to 153,965.06, 230,901.69 and 65,217.14

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Solution

The fourth proportional to 153,965.06, 230,901.69 and 65,217.14 is: 97,806.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,965.06 : 230,901.69 = 65,217.14 : x
  2. Step 2: Convert to fraction form
    153,965.06/230,901.69 = 65,217.14/x
  3. Step 3: Cross multiply
    153,965.06x = 230,901.69 × 65,217.14
  4. Step 4: Simplify right side
    153,965.06x = 15,058,747,842.97
  5. Step 5: Solve for x
    x = 15,058,747,842.97/153,965.06
  6. Step 6: Final answer
    x = 97,806.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.