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Finding the Fourth Proportional to 89,107.71, 133,661.63 and 22,547.77

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Solution

The fourth proportional to 89,107.71, 133,661.63 and 22,547.77 is: 33,821.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,107.71 : 133,661.63 = 22,547.77 : x
  2. Step 2: Convert to fraction form
    89,107.71/133,661.63 = 22,547.77/x
  3. Step 3: Cross multiply
    89,107.71x = 133,661.63 × 22,547.77
  4. Step 4: Simplify right side
    89,107.71x = 3,013,771,691.07
  5. Step 5: Solve for x
    x = 3,013,771,691.07/89,107.71
  6. Step 6: Final answer
    x = 33,821.67

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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.