Home / 58,200.90-87,301.34-20,759.46

Finding the Fourth Proportional to 58,200.90, 87,301.34 and 20,759.46

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Solution

The fourth proportional to 58,200.90, 87,301.34 and 20,759.46 is: 31,139.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,200.90 : 87,301.34 = 20,759.46 : x
  2. Step 2: Convert to fraction form
    58,200.90/87,301.34 = 20,759.46/x
  3. Step 3: Cross multiply
    58,200.90x = 87,301.34 × 20,759.46
  4. Step 4: Simplify right side
    58,200.90x = 1,812,328,675.68
  5. Step 5: Solve for x
    x = 1,812,328,675.68/58,200.90
  6. Step 6: Final answer
    x = 31,139.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.