Home / 60,488.35-90,726.66-18,368.80

Finding the Fourth Proportional to 60,488.35, 90,726.66 and 18,368.80

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Solution

The fourth proportional to 60,488.35, 90,726.66 and 18,368.80 is: 27,551.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,488.35 : 90,726.66 = 18,368.80 : x
  2. Step 2: Convert to fraction form
    60,488.35/90,726.66 = 18,368.80/x
  3. Step 3: Cross multiply
    60,488.35x = 90,726.66 × 18,368.80
  4. Step 4: Simplify right side
    60,488.35x = 1,666,539,872.21
  5. Step 5: Solve for x
    x = 1,666,539,872.21/60,488.35
  6. Step 6: Final answer
    x = 27,551.42

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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.