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Finding the Fourth Proportional to 59,274.28, 88,532.88 and 53,643.32

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Solution

The fourth proportional to 59,274.28, 88,532.88 and 53,643.32 is: 80,122.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,274.28 : 88,532.88 = 53,643.32 : x
  2. Step 2: Convert to fraction form
    59,274.28/88,532.88 = 53,643.32/x
  3. Step 3: Cross multiply
    59,274.28x = 88,532.88 × 53,643.32
  4. Step 4: Simplify right side
    59,274.28x = 4,749,197,612.36
  5. Step 5: Solve for x
    x = 4,749,197,612.36/59,274.28
  6. Step 6: Final answer
    x = 80,122.40

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.