Home / 58,216.20-80,274.90-39,320.52

Finding the Fourth Proportional to 58,216.20, 80,274.90 and 39,320.52

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Solution

The fourth proportional to 58,216.20, 80,274.90 and 39,320.52 is: 54,219.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,216.20 : 80,274.90 = 39,320.52 : x
  2. Step 2: Convert to fraction form
    58,216.20/80,274.90 = 39,320.52/x
  3. Step 3: Cross multiply
    58,216.20x = 80,274.90 × 39,320.52
  4. Step 4: Simplify right side
    58,216.20x = 3,156,450,810.95
  5. Step 5: Solve for x
    x = 3,156,450,810.95/58,216.20
  6. Step 6: Final answer
    x = 54,219.46

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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.