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Finding the Fourth Proportional to 162,167.73, 223,791.39 and 90,547.71

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Solution

The fourth proportional to 162,167.73, 223,791.39 and 90,547.71 is: 124,955.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,167.73 : 223,791.39 = 90,547.71 : x
  2. Step 2: Convert to fraction form
    162,167.73/223,791.39 = 90,547.71/x
  3. Step 3: Cross multiply
    162,167.73x = 223,791.39 × 90,547.71
  4. Step 4: Simplify right side
    162,167.73x = 20,263,797,882.22
  5. Step 5: Solve for x
    x = 20,263,797,882.22/162,167.73
  6. Step 6: Final answer
    x = 124,955.80

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1.5x scale

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.