Home / 71,024.64-98,023.04-42,745.60

Finding the Fourth Proportional to 71,024.64, 98,023.04 and 42,745.60

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Solution

The fourth proportional to 71,024.64, 98,023.04 and 42,745.60 is: 58,994.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,024.64 : 98,023.04 = 42,745.60 : x
  2. Step 2: Convert to fraction form
    71,024.64/98,023.04 = 42,745.60/x
  3. Step 3: Cross multiply
    71,024.64x = 98,023.04 × 42,745.60
  4. Step 4: Simplify right side
    71,024.64x = 4,190,053,658.62
  5. Step 5: Solve for x
    x = 4,190,053,658.62/71,024.64
  6. Step 6: Final answer
    x = 58,994.37

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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.