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Finding the Fourth Proportional to 237,100.32, 355,601.88 and 103,907.16

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Solution

The fourth proportional to 237,100.32, 355,601.88 and 103,907.16 is: 155,839.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,100.32 : 355,601.88 = 103,907.16 : x
  2. Step 2: Convert to fraction form
    237,100.32/355,601.88 = 103,907.16/x
  3. Step 3: Cross multiply
    237,100.32x = 355,601.88 × 103,907.16
  4. Step 4: Simplify right side
    237,100.32x = 36,949,581,441.46
  5. Step 5: Solve for x
    x = 36,949,581,441.46/237,100.32
  6. Step 6: Final answer
    x = 155,839.44

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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.