Home / 61,308.13-91,962.40-16,933.90

Finding the Fourth Proportional to 61,308.13, 91,962.40 and 16,933.90

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Solution

The fourth proportional to 61,308.13, 91,962.40 and 16,933.90 is: 25,400.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,308.13 : 91,962.40 = 16,933.90 : x
  2. Step 2: Convert to fraction form
    61,308.13/91,962.40 = 16,933.90/x
  3. Step 3: Cross multiply
    61,308.13x = 91,962.40 × 16,933.90
  4. Step 4: Simplify right side
    61,308.13x = 1,557,282,085.36
  5. Step 5: Solve for x
    x = 1,557,282,085.36/61,308.13
  6. Step 6: Final answer
    x = 25,400.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.