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Finding the Fourth Proportional to 162,308.25, 243,385.74 and 94,859.63

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Solution

The fourth proportional to 162,308.25, 243,385.74 and 94,859.63 is: 142,244.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,308.25 : 243,385.74 = 94,859.63 : x
  2. Step 2: Convert to fraction form
    162,308.25/243,385.74 = 94,859.63/x
  3. Step 3: Cross multiply
    162,308.25x = 243,385.74 × 94,859.63
  4. Step 4: Simplify right side
    162,308.25x = 23,087,481,548.50
  5. Step 5: Solve for x
    x = 23,087,481,548.50/162,308.25
  6. Step 6: Final answer
    x = 142,244.66

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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.