Home / 70,625.23-97,462.88-38,796.18

Finding the Fourth Proportional to 70,625.23, 97,462.88 and 38,796.18

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Solution

The fourth proportional to 70,625.23, 97,462.88 and 38,796.18 is: 53,538.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,625.23 : 97,462.88 = 38,796.18 : x
  2. Step 2: Convert to fraction form
    70,625.23/97,462.88 = 38,796.18/x
  3. Step 3: Cross multiply
    70,625.23x = 97,462.88 × 38,796.18
  4. Step 4: Simplify right side
    70,625.23x = 3,781,187,021.82
  5. Step 5: Solve for x
    x = 3,781,187,021.82/70,625.23
  6. Step 6: Final answer
    x = 53,538.76

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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.