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Finding the Fourth Proportional to 158,435.88, 237,668.48 and 51,820.44

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Solution

The fourth proportional to 158,435.88, 237,668.48 and 51,820.44 is: 77,735.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,435.88 : 237,668.48 = 51,820.44 : x
  2. Step 2: Convert to fraction form
    158,435.88/237,668.48 = 51,820.44/x
  3. Step 3: Cross multiply
    158,435.88x = 237,668.48 × 51,820.44
  4. Step 4: Simplify right side
    158,435.88x = 12,316,085,207.73
  5. Step 5: Solve for x
    x = 12,316,085,207.73/158,435.88
  6. Step 6: Final answer
    x = 77,735.45

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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.