Home / 62,816.49-86,686.07-34,521.57

Finding the Fourth Proportional to 62,816.49, 86,686.07 and 34,521.57

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Solution

The fourth proportional to 62,816.49, 86,686.07 and 34,521.57 is: 47,639.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,816.49 : 86,686.07 = 34,521.57 : x
  2. Step 2: Convert to fraction form
    62,816.49/86,686.07 = 34,521.57/x
  3. Step 3: Cross multiply
    62,816.49x = 86,686.07 × 34,521.57
  4. Step 4: Simplify right side
    62,816.49x = 2,992,539,060.92
  5. Step 5: Solve for x
    x = 2,992,539,060.92/62,816.49
  6. Step 6: Final answer
    x = 47,639.39

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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.