Home / 60,696.36-90,924.39-28,631.52

Finding the Fourth Proportional to 60,696.36, 90,924.39 and 28,631.52

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Solution

The fourth proportional to 60,696.36, 90,924.39 and 28,631.52 is: 42,890.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,696.36 : 90,924.39 = 28,631.52 : x
  2. Step 2: Convert to fraction form
    60,696.36/90,924.39 = 28,631.52/x
  3. Step 3: Cross multiply
    60,696.36x = 90,924.39 × 28,631.52
  4. Step 4: Simplify right side
    60,696.36x = 2,603,303,490.77
  5. Step 5: Solve for x
    x = 2,603,303,490.77/60,696.36
  6. Step 6: Final answer
    x = 42,890.60

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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.