Home / 61,608.13-85,019.16-33,313.75

Finding the Fourth Proportional to 61,608.13, 85,019.16 and 33,313.75

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Solution

The fourth proportional to 61,608.13, 85,019.16 and 33,313.75 is: 45,972.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,608.13 : 85,019.16 = 33,313.75 : x
  2. Step 2: Convert to fraction form
    61,608.13/85,019.16 = 33,313.75/x
  3. Step 3: Cross multiply
    61,608.13x = 85,019.16 × 33,313.75
  4. Step 4: Simplify right side
    61,608.13x = 2,832,307,041.45
  5. Step 5: Solve for x
    x = 2,832,307,041.45/61,608.13
  6. Step 6: Final answer
    x = 45,972.94

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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.