Home / 62,629.12-86,427.57-34,334.74

Finding the Fourth Proportional to 62,629.12, 86,427.57 and 34,334.74

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Solution

The fourth proportional to 62,629.12, 86,427.57 and 34,334.74 is: 47,381.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,629.12 : 86,427.57 = 34,334.74 : x
  2. Step 2: Convert to fraction form
    62,629.12/86,427.57 = 34,334.74/x
  3. Step 3: Cross multiply
    62,629.12x = 86,427.57 × 34,334.74
  4. Step 4: Simplify right side
    62,629.12x = 2,967,468,144.78
  5. Step 5: Solve for x
    x = 2,967,468,144.78/62,629.12
  6. Step 6: Final answer
    x = 47,381.60

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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.