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Finding the Fourth Proportional to 79,316.96, 118,981.92 and 32,570.24

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Solution

The fourth proportional to 79,316.96, 118,981.92 and 32,570.24 is: 48,858.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,316.96 : 118,981.92 = 32,570.24 : x
  2. Step 2: Convert to fraction form
    79,316.96/118,981.92 = 32,570.24/x
  3. Step 3: Cross multiply
    79,316.96x = 118,981.92 × 32,570.24
  4. Step 4: Simplify right side
    79,316.96x = 3,875,269,690.06
  5. Step 5: Solve for x
    x = 3,875,269,690.06/79,316.96
  6. Step 6: Final answer
    x = 48,858.02

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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.