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Finding the Fourth Proportional to 183,337.92, 275,085.30 and 76,746.78

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Solution

The fourth proportional to 183,337.92, 275,085.30 and 76,746.78 is: 115,153.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,337.92 : 275,085.30 = 76,746.78 : x
  2. Step 2: Convert to fraction form
    183,337.92/275,085.30 = 76,746.78/x
  3. Step 3: Cross multiply
    183,337.92x = 275,085.30 × 76,746.78
  4. Step 4: Simplify right side
    183,337.92x = 21,111,912,534.14
  5. Step 5: Solve for x
    x = 21,111,912,534.14/183,337.92
  6. Step 6: Final answer
    x = 115,153.01

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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.