Home / 39,404.64-54,370.48-25,070.16

Finding the Fourth Proportional to 39,404.64, 54,370.48 and 25,070.16

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Solution

The fourth proportional to 39,404.64, 54,370.48 and 25,070.16 is: 34,591.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,404.64 : 54,370.48 = 25,070.16 : x
  2. Step 2: Convert to fraction form
    39,404.64/54,370.48 = 25,070.16/x
  3. Step 3: Cross multiply
    39,404.64x = 54,370.48 × 25,070.16
  4. Step 4: Simplify right side
    39,404.64x = 1,363,076,632.88
  5. Step 5: Solve for x
    x = 1,363,076,632.88/39,404.64
  6. Step 6: Final answer
    x = 34,591.78

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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.