Home / 62,623.68-86,420.80-34,329.36

Finding the Fourth Proportional to 62,623.68, 86,420.80 and 34,329.36

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Solution

The fourth proportional to 62,623.68, 86,420.80 and 34,329.36 is: 47,374.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,623.68 : 86,420.80 = 34,329.36 : x
  2. Step 2: Convert to fraction form
    62,623.68/86,420.80 = 34,329.36/x
  3. Step 3: Cross multiply
    62,623.68x = 86,420.80 × 34,329.36
  4. Step 4: Simplify right side
    62,623.68x = 2,966,770,754.69
  5. Step 5: Solve for x
    x = 2,966,770,754.69/62,623.68
  6. Step 6: Final answer
    x = 47,374.58

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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.