Home / 39,934.98-59,880.69-19,900.58

Finding the Fourth Proportional to 39,934.98, 59,880.69 and 19,900.58

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Solution

The fourth proportional to 39,934.98, 59,880.69 and 19,900.58 is: 29,840.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,934.98 : 59,880.69 = 19,900.58 : x
  2. Step 2: Convert to fraction form
    39,934.98/59,880.69 = 19,900.58/x
  3. Step 3: Cross multiply
    39,934.98x = 59,880.69 × 19,900.58
  4. Step 4: Simplify right side
    39,934.98x = 1,191,660,162.40
  5. Step 5: Solve for x
    x = 1,191,660,162.40/39,934.98
  6. Step 6: Final answer
    x = 29,840.01

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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.