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Finding the Fourth Proportional to 70,039.96, 104,513.66 and 62,491.62

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Solution

The fourth proportional to 70,039.96, 104,513.66 and 62,491.62 is: 93,250.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,039.96 : 104,513.66 = 62,491.62 : x
  2. Step 2: Convert to fraction form
    70,039.96/104,513.66 = 62,491.62/x
  3. Step 3: Cross multiply
    70,039.96x = 104,513.66 × 62,491.62
  4. Step 4: Simplify right side
    70,039.96x = 6,531,228,239.34
  5. Step 5: Solve for x
    x = 6,531,228,239.34/70,039.96
  6. Step 6: Final answer
    x = 93,250.02

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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.