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Finding the Fourth Proportional to 60,746.93, 83,756.29 and 49,954.09

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Solution

The fourth proportional to 60,746.93, 83,756.29 and 49,954.09 is: 68,875.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,746.93 : 83,756.29 = 49,954.09 : x
  2. Step 2: Convert to fraction form
    60,746.93/83,756.29 = 49,954.09/x
  3. Step 3: Cross multiply
    60,746.93x = 83,756.29 × 49,954.09
  4. Step 4: Simplify right side
    60,746.93x = 4,183,969,039.34
  5. Step 5: Solve for x
    x = 4,183,969,039.34/60,746.93
  6. Step 6: Final answer
    x = 68,875.40

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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.