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Finding the Fourth Proportional to 64,283.95, 88,717.34 and 37,434.88

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Solution

The fourth proportional to 64,283.95, 88,717.34 and 37,434.88 is: 51,663.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,283.95 : 88,717.34 = 37,434.88 : x
  2. Step 2: Convert to fraction form
    64,283.95/88,717.34 = 37,434.88/x
  3. Step 3: Cross multiply
    64,283.95x = 88,717.34 × 37,434.88
  4. Step 4: Simplify right side
    64,283.95x = 3,321,122,976.82
  5. Step 5: Solve for x
    x = 3,321,122,976.82/64,283.95
  6. Step 6: Final answer
    x = 51,663.33

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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.