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Finding the Fourth Proportional to 184,385.70, 276,384.15 and 105,329.70

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Solution

The fourth proportional to 184,385.70, 276,384.15 and 105,329.70 is: 157,883.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,385.70 : 276,384.15 = 105,329.70 : x
  2. Step 2: Convert to fraction form
    184,385.70/276,384.15 = 105,329.70/x
  3. Step 3: Cross multiply
    184,385.70x = 276,384.15 × 105,329.70
  4. Step 4: Simplify right side
    184,385.70x = 29,111,459,604.26
  5. Step 5: Solve for x
    x = 29,111,459,604.26/184,385.70
  6. Step 6: Final answer
    x = 157,883.50

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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.