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Finding the Fourth Proportional to 233,981.45, 351,015.91 and 93,751.01

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Solution

The fourth proportional to 233,981.45, 351,015.91 and 93,751.01 is: 140,644.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,981.45 : 351,015.91 = 93,751.01 : x
  2. Step 2: Convert to fraction form
    233,981.45/351,015.91 = 93,751.01/x
  3. Step 3: Cross multiply
    233,981.45x = 351,015.91 × 93,751.01
  4. Step 4: Simplify right side
    233,981.45x = 32,908,096,088.57
  5. Step 5: Solve for x
    x = 32,908,096,088.57/233,981.45
  6. Step 6: Final answer
    x = 140,644.04

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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.