Home / 62,907.16-86,833.22-39,047.80

Finding the Fourth Proportional to 62,907.16, 86,833.22 and 39,047.80

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Solution

The fourth proportional to 62,907.16, 86,833.22 and 39,047.80 is: 53,899.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,907.16 : 86,833.22 = 39,047.80 : x
  2. Step 2: Convert to fraction form
    62,907.16/86,833.22 = 39,047.80/x
  3. Step 3: Cross multiply
    62,907.16x = 86,833.22 × 39,047.80
  4. Step 4: Simplify right side
    62,907.16x = 3,390,646,207.92
  5. Step 5: Solve for x
    x = 3,390,646,207.92/62,907.16
  6. Step 6: Final answer
    x = 53,899.21

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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.