Home / 39,411.16-54,409.54-27,329.16

Finding the Fourth Proportional to 39,411.16, 54,409.54 and 27,329.16

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Solution

The fourth proportional to 39,411.16, 54,409.54 and 27,329.16 is: 37,729.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,411.16 : 54,409.54 = 27,329.16 : x
  2. Step 2: Convert to fraction form
    39,411.16/54,409.54 = 27,329.16/x
  3. Step 3: Cross multiply
    39,411.16x = 54,409.54 × 27,329.16
  4. Step 4: Simplify right side
    39,411.16x = 1,486,967,024.19
  5. Step 5: Solve for x
    x = 1,486,967,024.19/39,411.16
  6. Step 6: Final answer
    x = 37,729.59

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1.5x scale

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.