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Finding the Fourth Proportional to 70,105.69, 96,756.96 and 44,585.45

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Solution

The fourth proportional to 70,105.69, 96,756.96 and 44,585.45 is: 61,534.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,105.69 : 96,756.96 = 44,585.45 : x
  2. Step 2: Convert to fraction form
    70,105.69/96,756.96 = 44,585.45/x
  3. Step 3: Cross multiply
    70,105.69x = 96,756.96 × 44,585.45
  4. Step 4: Simplify right side
    70,105.69x = 4,313,952,360.34
  5. Step 5: Solve for x
    x = 4,313,952,360.34/70,105.69
  6. Step 6: Final answer
    x = 61,534.98

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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.