Home / 71,098.03-98,113.40-39,266.24

Finding the Fourth Proportional to 71,098.03, 98,113.40 and 39,266.24

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Solution

The fourth proportional to 71,098.03, 98,113.40 and 39,266.24 is: 54,186.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,098.03 : 98,113.40 = 39,266.24 : x
  2. Step 2: Convert to fraction form
    71,098.03/98,113.40 = 39,266.24/x
  3. Step 3: Cross multiply
    71,098.03x = 98,113.40 × 39,266.24
  4. Step 4: Simplify right side
    71,098.03x = 3,852,544,311.62
  5. Step 5: Solve for x
    x = 3,852,544,311.62/71,098.03
  6. Step 6: Final answer
    x = 54,186.37

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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.