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Finding the Fourth Proportional to 158,522.67, 237,784.41 and 53,415.45

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Solution

The fourth proportional to 158,522.67, 237,784.41 and 53,415.45 is: 80,123.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,522.67 : 237,784.41 = 53,415.45 : x
  2. Step 2: Convert to fraction form
    158,522.67/237,784.41 = 53,415.45/x
  3. Step 3: Cross multiply
    158,522.67x = 237,784.41 × 53,415.45
  4. Step 4: Simplify right side
    158,522.67x = 12,701,361,263.13
  5. Step 5: Solve for x
    x = 12,701,361,263.13/158,522.67
  6. Step 6: Final answer
    x = 80,123.31

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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.