Home / 70,468.45-97,245.77-38,637.27

Finding the Fourth Proportional to 70,468.45, 97,245.77 and 38,637.27

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Solution

The fourth proportional to 70,468.45, 97,245.77 and 38,637.27 is: 53,319.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,468.45 : 97,245.77 = 38,637.27 : x
  2. Step 2: Convert to fraction form
    70,468.45/97,245.77 = 38,637.27/x
  3. Step 3: Cross multiply
    70,468.45x = 97,245.77 × 38,637.27
  4. Step 4: Simplify right side
    70,468.45x = 3,757,310,878.66
  5. Step 5: Solve for x
    x = 3,757,310,878.66/70,468.45
  6. Step 6: Final answer
    x = 53,319.05

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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.