Home / 62,973.36-86,902.20-34,681.68

Finding the Fourth Proportional to 62,973.36, 86,902.20 and 34,681.68

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Solution

The fourth proportional to 62,973.36, 86,902.20 and 34,681.68 is: 47,860.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,973.36 : 86,902.20 = 34,681.68 : x
  2. Step 2: Convert to fraction form
    62,973.36/86,902.20 = 34,681.68/x
  3. Step 3: Cross multiply
    62,973.36x = 86,902.20 × 34,681.68
  4. Step 4: Simplify right side
    62,973.36x = 3,013,914,291.70
  5. Step 5: Solve for x
    x = 3,013,914,291.70/62,973.36
  6. Step 6: Final answer
    x = 47,860.15

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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.