Home / 55,555.20-83,359.33-25,968.74

Finding the Fourth Proportional to 55,555.20, 83,359.33 and 25,968.74

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Solution

The fourth proportional to 55,555.20, 83,359.33 and 25,968.74 is: 38,965.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,555.20 : 83,359.33 = 25,968.74 : x
  2. Step 2: Convert to fraction form
    55,555.20/83,359.33 = 25,968.74/x
  3. Step 3: Cross multiply
    55,555.20x = 83,359.33 × 25,968.74
  4. Step 4: Simplify right side
    55,555.20x = 2,164,736,285.63
  5. Step 5: Solve for x
    x = 2,164,736,285.63/55,555.20
  6. Step 6: Final answer
    x = 38,965.50

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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.