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Finding the Fourth Proportional to 62,771.04, 86,623.08 and 35,920.14

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Solution

The fourth proportional to 62,771.04, 86,623.08 and 35,920.14 is: 49,569.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,771.04 : 86,623.08 = 35,920.14 : x
  2. Step 2: Convert to fraction form
    62,771.04/86,623.08 = 35,920.14/x
  3. Step 3: Cross multiply
    62,771.04x = 86,623.08 × 35,920.14
  4. Step 4: Simplify right side
    62,771.04x = 3,111,513,160.83
  5. Step 5: Solve for x
    x = 3,111,513,160.83/62,771.04
  6. Step 6: Final answer
    x = 49,569.25

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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.