Home / 62,816.04-86,686.20-34,521.12

Finding the Fourth Proportional to 62,816.04, 86,686.20 and 34,521.12

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Solution

The fourth proportional to 62,816.04, 86,686.20 and 34,521.12 is: 47,639.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,816.04 : 86,686.20 = 34,521.12 : x
  2. Step 2: Convert to fraction form
    62,816.04/86,686.20 = 34,521.12/x
  3. Step 3: Cross multiply
    62,816.04x = 86,686.20 × 34,521.12
  4. Step 4: Simplify right side
    62,816.04x = 2,992,504,712.54
  5. Step 5: Solve for x
    x = 2,992,504,712.54/62,816.04
  6. Step 6: Final answer
    x = 47,639.18

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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.