Home / 61,055.61-91,596.58-18,934.85

Finding the Fourth Proportional to 61,055.61, 91,596.58 and 18,934.85

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Solution

The fourth proportional to 61,055.61, 91,596.58 and 18,934.85 is: 28,406.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,055.61 : 91,596.58 = 18,934.85 : x
  2. Step 2: Convert to fraction form
    61,055.61/91,596.58 = 18,934.85/x
  3. Step 3: Cross multiply
    61,055.61x = 91,596.58 × 18,934.85
  4. Step 4: Simplify right side
    61,055.61x = 1,734,367,502.81
  5. Step 5: Solve for x
    x = 1,734,367,502.81/61,055.61
  6. Step 6: Final answer
    x = 28,406.36

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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.