Home / 62,623.40-86,419.78-34,329.02

Finding the Fourth Proportional to 62,623.40, 86,419.78 and 34,329.02

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Solution

The fourth proportional to 62,623.40, 86,419.78 and 34,329.02 is: 47,373.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,623.40 : 86,419.78 = 34,329.02 : x
  2. Step 2: Convert to fraction form
    62,623.40/86,419.78 = 34,329.02/x
  3. Step 3: Cross multiply
    62,623.40x = 86,419.78 × 34,329.02
  4. Step 4: Simplify right side
    62,623.40x = 2,966,705,838.09
  5. Step 5: Solve for x
    x = 2,966,705,838.09/62,623.40
  6. Step 6: Final answer
    x = 47,373.76

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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.