Home / 174,732.05-261,755.54-90,547.44

Finding the Fourth Proportional to 174,732.05, 261,755.54 and 90,547.44

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Solution

The fourth proportional to 174,732.05, 261,755.54 and 90,547.44 is: 135,643.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,732.05 : 261,755.54 = 90,547.44 : x
  2. Step 2: Convert to fraction form
    174,732.05/261,755.54 = 90,547.44/x
  3. Step 3: Cross multiply
    174,732.05x = 261,755.54 × 90,547.44
  4. Step 4: Simplify right side
    174,732.05x = 23,701,293,499.21
  5. Step 5: Solve for x
    x = 23,701,293,499.21/174,732.05
  6. Step 6: Final answer
    x = 135,643.65

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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.