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Finding the Fourth Proportional to 62,295.81, 93,440.47 and 17,920.83

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Solution

The fourth proportional to 62,295.81, 93,440.47 and 17,920.83 is: 26,880.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,295.81 : 93,440.47 = 17,920.83 : x
  2. Step 2: Convert to fraction form
    62,295.81/93,440.47 = 17,920.83/x
  3. Step 3: Cross multiply
    62,295.81x = 93,440.47 × 17,920.83
  4. Step 4: Simplify right side
    62,295.81x = 1,674,530,777.99
  5. Step 5: Solve for x
    x = 1,674,530,777.99/62,295.81
  6. Step 6: Final answer
    x = 26,880.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.