Home / 60,401.75-83,327.09-38,883.78

Finding the Fourth Proportional to 60,401.75, 83,327.09 and 38,883.78

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Solution

The fourth proportional to 60,401.75, 83,327.09 and 38,883.78 is: 53,642.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,401.75 : 83,327.09 = 38,883.78 : x
  2. Step 2: Convert to fraction form
    60,401.75/83,327.09 = 38,883.78/x
  3. Step 3: Cross multiply
    60,401.75x = 83,327.09 × 38,883.78
  4. Step 4: Simplify right side
    60,401.75x = 3,240,072,041.18
  5. Step 5: Solve for x
    x = 3,240,072,041.18/60,401.75
  6. Step 6: Final answer
    x = 53,642.03

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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.