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Finding the Fourth Proportional to 70,023.50, 104,588.76 and 63,349.71

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Solution

The fourth proportional to 70,023.50, 104,588.76 and 63,349.71 is: 94,620.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,023.50 : 104,588.76 = 63,349.71 : x
  2. Step 2: Convert to fraction form
    70,023.50/104,588.76 = 63,349.71/x
  3. Step 3: Cross multiply
    70,023.50x = 104,588.76 × 63,349.71
  4. Step 4: Simplify right side
    70,023.50x = 6,625,667,615.26
  5. Step 5: Solve for x
    x = 6,625,667,615.26/70,023.50
  6. Step 6: Final answer
    x = 94,620.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.