Home / 87,024.51-120,025.40-58,334.31

Finding the Fourth Proportional to 87,024.51, 120,025.40 and 58,334.31

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Solution

The fourth proportional to 87,024.51, 120,025.40 and 58,334.31 is: 80,455.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,024.51 : 120,025.40 = 58,334.31 : x
  2. Step 2: Convert to fraction form
    87,024.51/120,025.40 = 58,334.31/x
  3. Step 3: Cross multiply
    87,024.51x = 120,025.40 × 58,334.31
  4. Step 4: Simplify right side
    87,024.51x = 7,001,598,599.80
  5. Step 5: Solve for x
    x = 7,001,598,599.80/87,024.51
  6. Step 6: Final answer
    x = 80,455.48

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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.