Home / 71,016.23-97,961.07-45,513.53

Finding the Fourth Proportional to 71,016.23, 97,961.07 and 45,513.53

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Solution

The fourth proportional to 71,016.23, 97,961.07 and 45,513.53 is: 62,782.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,016.23 : 97,961.07 = 45,513.53 : x
  2. Step 2: Convert to fraction form
    71,016.23/97,961.07 = 45,513.53/x
  3. Step 3: Cross multiply
    71,016.23x = 97,961.07 × 45,513.53
  4. Step 4: Simplify right side
    71,016.23x = 4,458,553,608.47
  5. Step 5: Solve for x
    x = 4,458,553,608.47/71,016.23
  6. Step 6: Final answer
    x = 62,782.18

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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.