Home / 194,063.42-291,128.34-88,891.40

Finding the Fourth Proportional to 194,063.42, 291,128.34 and 88,891.40

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Solution

The fourth proportional to 194,063.42, 291,128.34 and 88,891.40 is: 133,352.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,063.42 : 291,128.34 = 88,891.40 : x
  2. Step 2: Convert to fraction form
    194,063.42/291,128.34 = 88,891.40/x
  3. Step 3: Cross multiply
    194,063.42x = 291,128.34 × 88,891.40
  4. Step 4: Simplify right side
    194,063.42x = 25,878,805,722.28
  5. Step 5: Solve for x
    x = 25,878,805,722.28/194,063.42
  6. Step 6: Final answer
    x = 133,352.31

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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.