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Finding the Fourth Proportional to 173,965.84, 240,068.80 and 102,350.48

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Solution

The fourth proportional to 173,965.84, 240,068.80 and 102,350.48 is: 141,241.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,965.84 : 240,068.80 = 102,350.48 : x
  2. Step 2: Convert to fraction form
    173,965.84/240,068.80 = 102,350.48/x
  3. Step 3: Cross multiply
    173,965.84x = 240,068.80 × 102,350.48
  4. Step 4: Simplify right side
    173,965.84x = 24,571,156,913.02
  5. Step 5: Solve for x
    x = 24,571,156,913.02/173,965.84
  6. Step 6: Final answer
    x = 141,241.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.