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Finding the Fourth Proportional to 191,797.22, 287,707.33 and 58,678.62

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Solution

The fourth proportional to 191,797.22, 287,707.33 and 58,678.62 is: 88,021.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,797.22 : 287,707.33 = 58,678.62 : x
  2. Step 2: Convert to fraction form
    191,797.22/287,707.33 = 58,678.62/x
  3. Step 3: Cross multiply
    191,797.22x = 287,707.33 × 58,678.62
  4. Step 4: Simplify right side
    191,797.22x = 16,882,269,088.28
  5. Step 5: Solve for x
    x = 16,882,269,088.28/191,797.22
  6. Step 6: Final answer
    x = 88,021.45

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1.5x scale

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.