Home / 71,029.96-98,024.54-40,825.08

Finding the Fourth Proportional to 71,029.96, 98,024.54 and 40,825.08

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Solution

The fourth proportional to 71,029.96, 98,024.54 and 40,825.08 is: 56,340.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,029.96 : 98,024.54 = 40,825.08 : x
  2. Step 2: Convert to fraction form
    71,029.96/98,024.54 = 40,825.08/x
  3. Step 3: Cross multiply
    71,029.96x = 98,024.54 × 40,825.08
  4. Step 4: Simplify right side
    71,029.96x = 4,001,859,687.46
  5. Step 5: Solve for x
    x = 4,001,859,687.46/71,029.96
  6. Step 6: Final answer
    x = 56,340.45

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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.