Home / 58,621.87-80,902.29-33,130.59

Finding the Fourth Proportional to 58,621.87, 80,902.29 and 33,130.59

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Solution

The fourth proportional to 58,621.87, 80,902.29 and 33,130.59 is: 45,722.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,621.87 : 80,902.29 = 33,130.59 : x
  2. Step 2: Convert to fraction form
    58,621.87/80,902.29 = 33,130.59/x
  3. Step 3: Cross multiply
    58,621.87x = 80,902.29 × 33,130.59
  4. Step 4: Simplify right side
    58,621.87x = 2,680,340,668.92
  5. Step 5: Solve for x
    x = 2,680,340,668.92/58,621.87
  6. Step 6: Final answer
    x = 45,722.54

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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.