Home / 71,327.64-98,327.34-54,302.25

Finding the Fourth Proportional to 71,327.64, 98,327.34 and 54,302.25

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Solution

The fourth proportional to 71,327.64, 98,327.34 and 54,302.25 is: 74,857.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,327.64 : 98,327.34 = 54,302.25 : x
  2. Step 2: Convert to fraction form
    71,327.64/98,327.34 = 54,302.25/x
  3. Step 3: Cross multiply
    71,327.64x = 98,327.34 × 54,302.25
  4. Step 4: Simplify right side
    71,327.64x = 5,339,395,798.52
  5. Step 5: Solve for x
    x = 5,339,395,798.52/71,327.64
  6. Step 6: Final answer
    x = 74,857.32

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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.