Home / 185,527.74-256,028.93-100,645.41

Finding the Fourth Proportional to 185,527.74, 256,028.93 and 100,645.41

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Solution

The fourth proportional to 185,527.74, 256,028.93 and 100,645.41 is: 138,891.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,527.74 : 256,028.93 = 100,645.41 : x
  2. Step 2: Convert to fraction form
    185,527.74/256,028.93 = 100,645.41/x
  3. Step 3: Cross multiply
    185,527.74x = 256,028.93 × 100,645.41
  4. Step 4: Simplify right side
    185,527.74x = 25,768,136,631.71
  5. Step 5: Solve for x
    x = 25,768,136,631.71/185,527.74
  6. Step 6: Final answer
    x = 138,891.02

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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.