Home / 194,954.40-292,387.86-89,672.22

Finding the Fourth Proportional to 194,954.40, 292,387.86 and 89,672.22

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Solution

The fourth proportional to 194,954.40, 292,387.86 and 89,672.22 is: 134,488.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,954.40 : 292,387.86 = 89,672.22 : x
  2. Step 2: Convert to fraction form
    194,954.40/292,387.86 = 89,672.22/x
  3. Step 3: Cross multiply
    194,954.40x = 292,387.86 × 89,672.22
  4. Step 4: Simplify right side
    194,954.40x = 26,219,068,507.25
  5. Step 5: Solve for x
    x = 26,219,068,507.25/194,954.40
  6. Step 6: Final answer
    x = 134,488.21

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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.