Home / 61,358.81-92,039.36-19,237.95

Finding the Fourth Proportional to 61,358.81, 92,039.36 and 19,237.95

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Solution

The fourth proportional to 61,358.81, 92,039.36 and 19,237.95 is: 28,857.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,358.81 : 92,039.36 = 19,237.95 : x
  2. Step 2: Convert to fraction form
    61,358.81/92,039.36 = 19,237.95/x
  3. Step 3: Cross multiply
    61,358.81x = 92,039.36 × 19,237.95
  4. Step 4: Simplify right side
    61,358.81x = 1,770,648,509.52
  5. Step 5: Solve for x
    x = 1,770,648,509.52/61,358.81
  6. Step 6: Final answer
    x = 28,857.28

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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.