Home / 62,812.48-86,694.89-38,634.23

Finding the Fourth Proportional to 62,812.48, 86,694.89 and 38,634.23

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Solution

The fourth proportional to 62,812.48, 86,694.89 and 38,634.23 is: 53,323.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,812.48 : 86,694.89 = 38,634.23 : x
  2. Step 2: Convert to fraction form
    62,812.48/86,694.89 = 38,634.23/x
  3. Step 3: Cross multiply
    62,812.48x = 86,694.89 × 38,634.23
  4. Step 4: Simplify right side
    62,812.48x = 3,349,390,114.38
  5. Step 5: Solve for x
    x = 3,349,390,114.38/62,812.48
  6. Step 6: Final answer
    x = 53,323.64

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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.