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Finding the Fourth Proportional to 73,237, 100,969.32 and 58,179.64

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Solution

The fourth proportional to 73,237, 100,969.32 and 58,179.64 is: 80,210.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,237 : 100,969.32 = 58,179.64 : x
  2. Step 2: Convert to fraction form
    73,237/100,969.32 = 58,179.64/x
  3. Step 3: Cross multiply
    73,237x = 100,969.32 × 58,179.64
  4. Step 4: Simplify right side
    73,237x = 5,874,358,688.64
  5. Step 5: Solve for x
    x = 5,874,358,688.64/73,237
  6. Step 6: Final answer
    x = 80,210.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.