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Finding the Fourth Proportional to 64,104.58, 88,462.11 and 35,422.57

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Solution

The fourth proportional to 64,104.58, 88,462.11 and 35,422.57 is: 48,881.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,104.58 : 88,462.11 = 35,422.57 : x
  2. Step 2: Convert to fraction form
    64,104.58/88,462.11 = 35,422.57/x
  3. Step 3: Cross multiply
    64,104.58x = 88,462.11 × 35,422.57
  4. Step 4: Simplify right side
    64,104.58x = 3,133,555,283.82
  5. Step 5: Solve for x
    x = 3,133,555,283.82/64,104.58
  6. Step 6: Final answer
    x = 48,881.93

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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.