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Finding the Fourth Proportional to 60,605.60, 83,630.16 and 44,698.80

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Solution

The fourth proportional to 60,605.60, 83,630.16 and 44,698.80 is: 61,680.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,605.60 : 83,630.16 = 44,698.80 : x
  2. Step 2: Convert to fraction form
    60,605.60/83,630.16 = 44,698.80/x
  3. Step 3: Cross multiply
    60,605.60x = 83,630.16 × 44,698.80
  4. Step 4: Simplify right side
    60,605.60x = 3,738,167,795.81
  5. Step 5: Solve for x
    x = 3,738,167,795.81/60,605.60
  6. Step 6: Final answer
    x = 61,680.24

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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.