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Finding the Fourth Proportional to 84,532.98, 116,655.32 and 48,722.74

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Solution

The fourth proportional to 84,532.98, 116,655.32 and 48,722.74 is: 67,237.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,532.98 : 116,655.32 = 48,722.74 : x
  2. Step 2: Convert to fraction form
    84,532.98/116,655.32 = 48,722.74/x
  3. Step 3: Cross multiply
    84,532.98x = 116,655.32 × 48,722.74
  4. Step 4: Simplify right side
    84,532.98x = 5,683,766,825.98
  5. Step 5: Solve for x
    x = 5,683,766,825.98/84,532.98
  6. Step 6: Final answer
    x = 67,237.27

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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.