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Finding the Fourth Proportional to 158,604.90, 237,905.73 and 53,423.16

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Solution

The fourth proportional to 158,604.90, 237,905.73 and 53,423.16 is: 80,134.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,604.90 : 237,905.73 = 53,423.16 : x
  2. Step 2: Convert to fraction form
    158,604.90/237,905.73 = 53,423.16/x
  3. Step 3: Cross multiply
    158,604.90x = 237,905.73 × 53,423.16
  4. Step 4: Simplify right side
    158,604.90x = 12,709,675,878.71
  5. Step 5: Solve for x
    x = 12,709,675,878.71/158,604.90
  6. Step 6: Final answer
    x = 80,134.19

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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.