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Finding the Fourth Proportional to 67,720.96, 101,574.96 and 23,341.60

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Solution

The fourth proportional to 67,720.96, 101,574.96 and 23,341.60 is: 35,010.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,720.96 : 101,574.96 = 23,341.60 : x
  2. Step 2: Convert to fraction form
    67,720.96/101,574.96 = 23,341.60/x
  3. Step 3: Cross multiply
    67,720.96x = 101,574.96 × 23,341.60
  4. Step 4: Simplify right side
    67,720.96x = 2,370,922,086.34
  5. Step 5: Solve for x
    x = 2,370,922,086.34/67,720.96
  6. Step 6: Final answer
    x = 35,010.17

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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.