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Finding the Fourth Proportional to 64,022.80, 96,034.20 and 60,742.30

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Solution

The fourth proportional to 64,022.80, 96,034.20 and 60,742.30 is: 91,113.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,022.80 : 96,034.20 = 60,742.30 : x
  2. Step 2: Convert to fraction form
    64,022.80/96,034.20 = 60,742.30/x
  3. Step 3: Cross multiply
    64,022.80x = 96,034.20 × 60,742.30
  4. Step 4: Simplify right side
    64,022.80x = 5,833,338,186.66
  5. Step 5: Solve for x
    x = 5,833,338,186.66/64,022.80
  6. Step 6: Final answer
    x = 91,113.45

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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.