Home / 200,880.24-301,322.52-60,640.08

Finding the Fourth Proportional to 200,880.24, 301,322.52 and 60,640.08

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Solution

The fourth proportional to 200,880.24, 301,322.52 and 60,640.08 is: 90,960.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,880.24 : 301,322.52 = 60,640.08 : x
  2. Step 2: Convert to fraction form
    200,880.24/301,322.52 = 60,640.08/x
  3. Step 3: Cross multiply
    200,880.24x = 301,322.52 × 60,640.08
  4. Step 4: Simplify right side
    200,880.24x = 18,272,221,718.60
  5. Step 5: Solve for x
    x = 18,272,221,718.60/200,880.24
  6. Step 6: Final answer
    x = 90,960.77

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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.