Home / 71,024.67-98,019.59-40,820.54

Finding the Fourth Proportional to 71,024.67, 98,019.59 and 40,820.54

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Solution

The fourth proportional to 71,024.67, 98,019.59 and 40,820.54 is: 56,335.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,024.67 : 98,019.59 = 40,820.54 : x
  2. Step 2: Convert to fraction form
    71,024.67/98,019.59 = 40,820.54/x
  3. Step 3: Cross multiply
    71,024.67x = 98,019.59 × 40,820.54
  4. Step 4: Simplify right side
    71,024.67x = 4,001,211,900.18
  5. Step 5: Solve for x
    x = 4,001,211,900.18/71,024.67
  6. Step 6: Final answer
    x = 56,335.52

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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.