Home / 158,388.64-218,576.33-94,726.45

Finding the Fourth Proportional to 158,388.64, 218,576.33 and 94,726.45

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Solution

The fourth proportional to 158,388.64, 218,576.33 and 94,726.45 is: 130,722.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,388.64 : 218,576.33 = 94,726.45 : x
  2. Step 2: Convert to fraction form
    158,388.64/218,576.33 = 94,726.45/x
  3. Step 3: Cross multiply
    158,388.64x = 218,576.33 × 94,726.45
  4. Step 4: Simplify right side
    158,388.64x = 20,704,958,228.41
  5. Step 5: Solve for x
    x = 20,704,958,228.41/158,388.64
  6. Step 6: Final answer
    x = 130,722.50

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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.