Home / 71,802.06-99,100.13-41,587.37

Finding the Fourth Proportional to 71,802.06, 99,100.13 and 41,587.37

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Solution

The fourth proportional to 71,802.06, 99,100.13 and 41,587.37 is: 57,398.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,802.06 : 99,100.13 = 41,587.37 : x
  2. Step 2: Convert to fraction form
    71,802.06/99,100.13 = 41,587.37/x
  3. Step 3: Cross multiply
    71,802.06x = 99,100.13 × 41,587.37
  4. Step 4: Simplify right side
    71,802.06x = 4,121,313,773.36
  5. Step 5: Solve for x
    x = 4,121,313,773.36/71,802.06
  6. Step 6: Final answer
    x = 57,398.27

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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.