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Finding the Fourth Proportional to 88,361.02, 121,936.86 and 48,073.86

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Solution

The fourth proportional to 88,361.02, 121,936.86 and 48,073.86 is: 66,341.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,361.02 : 121,936.86 = 48,073.86 : x
  2. Step 2: Convert to fraction form
    88,361.02/121,936.86 = 48,073.86/x
  3. Step 3: Cross multiply
    88,361.02x = 121,936.86 × 48,073.86
  4. Step 4: Simplify right side
    88,361.02x = 5,861,975,536.48
  5. Step 5: Solve for x
    x = 5,861,975,536.48/88,361.02
  6. Step 6: Final answer
    x = 66,341.19

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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.