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Finding the Fourth Proportional to 49,963.91, 75,041.24 and 28,946.16

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Solution

The fourth proportional to 49,963.91, 75,041.24 and 28,946.16 is: 43,474.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,963.91 : 75,041.24 = 28,946.16 : x
  2. Step 2: Convert to fraction form
    49,963.91/75,041.24 = 28,946.16/x
  3. Step 3: Cross multiply
    49,963.91x = 75,041.24 × 28,946.16
  4. Step 4: Simplify right side
    49,963.91x = 2,172,155,594.91
  5. Step 5: Solve for x
    x = 2,172,155,594.91/49,963.91
  6. Step 6: Final answer
    x = 43,474.50

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1.5x scale

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.