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Finding the Fourth Proportional to 158,261.78, 237,074.70 and 73,905.62

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Solution

The fourth proportional to 158,261.78, 237,074.70 and 73,905.62 is: 110,709.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,261.78 : 237,074.70 = 73,905.62 : x
  2. Step 2: Convert to fraction form
    158,261.78/237,074.70 = 73,905.62/x
  3. Step 3: Cross multiply
    158,261.78x = 237,074.70 × 73,905.62
  4. Step 4: Simplify right side
    158,261.78x = 17,521,152,689.81
  5. Step 5: Solve for x
    x = 17,521,152,689.81/158,261.78
  6. Step 6: Final answer
    x = 110,709.94

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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.