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Finding the Fourth Proportional to 96,053.28, 144,059.28 and 28,569.07

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Solution

The fourth proportional to 96,053.28, 144,059.28 and 28,569.07 is: 42,847.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,053.28 : 144,059.28 = 28,569.07 : x
  2. Step 2: Convert to fraction form
    96,053.28/144,059.28 = 28,569.07/x
  3. Step 3: Cross multiply
    96,053.28x = 144,059.28 × 28,569.07
  4. Step 4: Simplify right side
    96,053.28x = 4,115,639,727.41
  5. Step 5: Solve for x
    x = 4,115,639,727.41/96,053.28
  6. Step 6: Final answer
    x = 42,847.47

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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.