Home / 52,409.16-72,324.39-29,435.79

Finding the Fourth Proportional to 52,409.16, 72,324.39 and 29,435.79

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Solution

The fourth proportional to 52,409.16, 72,324.39 and 29,435.79 is: 40,621.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,409.16 : 72,324.39 = 29,435.79 : x
  2. Step 2: Convert to fraction form
    52,409.16/72,324.39 = 29,435.79/x
  3. Step 3: Cross multiply
    52,409.16x = 72,324.39 × 29,435.79
  4. Step 4: Simplify right side
    52,409.16x = 2,128,925,555.92
  5. Step 5: Solve for x
    x = 2,128,925,555.92/52,409.16
  6. Step 6: Final answer
    x = 40,621.25

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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.