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Finding the Fourth Proportional to 162,097.62, 223,687.35 and 90,476.07

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Solution

The fourth proportional to 162,097.62, 223,687.35 and 90,476.07 is: 124,852.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,097.62 : 223,687.35 = 90,476.07 : x
  2. Step 2: Convert to fraction form
    162,097.62/223,687.35 = 90,476.07/x
  3. Step 3: Cross multiply
    162,097.62x = 223,687.35 × 90,476.07
  4. Step 4: Simplify right side
    162,097.62x = 20,238,352,336.71
  5. Step 5: Solve for x
    x = 20,238,352,336.71/162,097.62
  6. Step 6: Final answer
    x = 124,852.87

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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.