Home / 69,971.45-96,484.29-47,271.02

Finding the Fourth Proportional to 69,971.45, 96,484.29 and 47,271.02

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Solution

The fourth proportional to 69,971.45, 96,484.29 and 47,271.02 is: 65,182.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,971.45 : 96,484.29 = 47,271.02 : x
  2. Step 2: Convert to fraction form
    69,971.45/96,484.29 = 47,271.02/x
  3. Step 3: Cross multiply
    69,971.45x = 96,484.29 × 47,271.02
  4. Step 4: Simplify right side
    69,971.45x = 4,560,910,866.22
  5. Step 5: Solve for x
    x = 4,560,910,866.22/69,971.45
  6. Step 6: Final answer
    x = 65,182.46

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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.