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Finding the Fourth Proportional to 104,717.79, 157,030.08 and 29,820.93

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Solution

The fourth proportional to 104,717.79, 157,030.08 and 29,820.93 is: 44,718.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,717.79 : 157,030.08 = 29,820.93 : x
  2. Step 2: Convert to fraction form
    104,717.79/157,030.08 = 29,820.93/x
  3. Step 3: Cross multiply
    104,717.79x = 157,030.08 × 29,820.93
  4. Step 4: Simplify right side
    104,717.79x = 4,682,783,023.57
  5. Step 5: Solve for x
    x = 4,682,783,023.57/104,717.79
  6. Step 6: Final answer
    x = 44,718.12

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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.