Home / 70,468.26-97,245.47-38,637.11

Finding the Fourth Proportional to 70,468.26, 97,245.47 and 38,637.11

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Solution

The fourth proportional to 70,468.26, 97,245.47 and 38,637.11 is: 53,318.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,468.26 : 97,245.47 = 38,637.11 : x
  2. Step 2: Convert to fraction form
    70,468.26/97,245.47 = 38,637.11/x
  3. Step 3: Cross multiply
    70,468.26x = 97,245.47 × 38,637.11
  4. Step 4: Simplify right side
    70,468.26x = 3,757,283,531.76
  5. Step 5: Solve for x
    x = 3,757,283,531.76/70,468.26
  6. Step 6: Final answer
    x = 53,318.81

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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.