Home / 74,331.03-111,513.56-32,218.15

Finding the Fourth Proportional to 74,331.03, 111,513.56 and 32,218.15

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Solution

The fourth proportional to 74,331.03, 111,513.56 and 32,218.15 is: 48,334.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,331.03 : 111,513.56 = 32,218.15 : x
  2. Step 2: Convert to fraction form
    74,331.03/111,513.56 = 32,218.15/x
  3. Step 3: Cross multiply
    74,331.03x = 111,513.56 × 32,218.15
  4. Step 4: Simplify right side
    74,331.03x = 3,592,760,603.11
  5. Step 5: Solve for x
    x = 3,592,760,603.11/74,331.03
  6. Step 6: Final answer
    x = 48,334.60

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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.