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Finding the Fourth Proportional to 110,605.91, 152,649.09 and 62,866.46

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Solution

The fourth proportional to 110,605.91, 152,649.09 and 62,866.46 is: 86,763.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,605.91 : 152,649.09 = 62,866.46 : x
  2. Step 2: Convert to fraction form
    110,605.91/152,649.09 = 62,866.46/x
  3. Step 3: Cross multiply
    110,605.91x = 152,649.09 × 62,866.46
  4. Step 4: Simplify right side
    110,605.91x = 9,596,508,292.14
  5. Step 5: Solve for x
    x = 9,596,508,292.14/110,605.91
  6. Step 6: Final answer
    x = 86,763.07

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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.