Home / 79,618.36-119,408.30-23,443.18

Finding the Fourth Proportional to 79,618.36, 119,408.30 and 23,443.18

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Solution

The fourth proportional to 79,618.36, 119,408.30 and 23,443.18 is: 35,159.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,618.36 : 119,408.30 = 23,443.18 : x
  2. Step 2: Convert to fraction form
    79,618.36/119,408.30 = 23,443.18/x
  3. Step 3: Cross multiply
    79,618.36x = 119,408.30 × 23,443.18
  4. Step 4: Simplify right side
    79,618.36x = 2,799,310,270.39
  5. Step 5: Solve for x
    x = 2,799,310,270.39/79,618.36
  6. Step 6: Final answer
    x = 35,159.10

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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.