Home / 153,093.22-229,425.99-74,186.50

Finding the Fourth Proportional to 153,093.22, 229,425.99 and 74,186.50

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Solution

The fourth proportional to 153,093.22, 229,425.99 and 74,186.50 is: 111,176.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,093.22 : 229,425.99 = 74,186.50 : x
  2. Step 2: Convert to fraction form
    153,093.22/229,425.99 = 74,186.50/x
  3. Step 3: Cross multiply
    153,093.22x = 229,425.99 × 74,186.50
  4. Step 4: Simplify right side
    153,093.22x = 17,020,311,207.14
  5. Step 5: Solve for x
    x = 17,020,311,207.14/153,093.22
  6. Step 6: Final answer
    x = 111,176.13

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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.