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Finding the Fourth Proportional to 59,007.40, 88,511.10 and 53,175.40

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Solution

The fourth proportional to 59,007.40, 88,511.10 and 53,175.40 is: 79,763.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,007.40 : 88,511.10 = 53,175.40 : x
  2. Step 2: Convert to fraction form
    59,007.40/88,511.10 = 53,175.40/x
  3. Step 3: Cross multiply
    59,007.40x = 88,511.10 × 53,175.40
  4. Step 4: Simplify right side
    59,007.40x = 4,706,613,146.94
  5. Step 5: Solve for x
    x = 4,706,613,146.94/59,007.40
  6. Step 6: Final answer
    x = 79,763.10

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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.