Home / 65,801.06-98,701.61-18,423.13

Finding the Fourth Proportional to 65,801.06, 98,701.61 and 18,423.13

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Solution

The fourth proportional to 65,801.06, 98,701.61 and 18,423.13 is: 27,634.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,801.06 : 98,701.61 = 18,423.13 : x
  2. Step 2: Convert to fraction form
    65,801.06/98,701.61 = 18,423.13/x
  3. Step 3: Cross multiply
    65,801.06x = 98,701.61 × 18,423.13
  4. Step 4: Simplify right side
    65,801.06x = 1,818,392,500.12
  5. Step 5: Solve for x
    x = 1,818,392,500.12/65,801.06
  6. Step 6: Final answer
    x = 27,634.70

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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.