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Finding the Fourth Proportional to 70,671.19, 106,017.29 and 23,277.53

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Solution

The fourth proportional to 70,671.19, 106,017.29 and 23,277.53 is: 34,919.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,671.19 : 106,017.29 = 23,277.53 : x
  2. Step 2: Convert to fraction form
    70,671.19/106,017.29 = 23,277.53/x
  3. Step 3: Cross multiply
    70,671.19x = 106,017.29 × 23,277.53
  4. Step 4: Simplify right side
    70,671.19x = 2,467,820,648.49
  5. Step 5: Solve for x
    x = 2,467,820,648.49/70,671.19
  6. Step 6: Final answer
    x = 34,919.76

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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.