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Finding the Fourth Proportional to 110,883.60, 153,014.60 and 60,582.80

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Solution

The fourth proportional to 110,883.60, 153,014.60 and 60,582.80 is: 83,601.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,883.60 : 153,014.60 = 60,582.80 : x
  2. Step 2: Convert to fraction form
    110,883.60/153,014.60 = 60,582.80/x
  3. Step 3: Cross multiply
    110,883.60x = 153,014.60 × 60,582.80
  4. Step 4: Simplify right side
    110,883.60x = 9,270,052,908.88
  5. Step 5: Solve for x
    x = 9,270,052,908.88/110,883.60
  6. Step 6: Final answer
    x = 83,601.66

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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.