Home / 53,809.32-74,252.40-29,936.16

Finding the Fourth Proportional to 53,809.32, 74,252.40 and 29,936.16

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Solution

The fourth proportional to 53,809.32, 74,252.40 and 29,936.16 is: 41,309.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,809.32 : 74,252.40 = 29,936.16 : x
  2. Step 2: Convert to fraction form
    53,809.32/74,252.40 = 29,936.16/x
  3. Step 3: Cross multiply
    53,809.32x = 74,252.40 × 29,936.16
  4. Step 4: Simplify right side
    53,809.32x = 2,222,831,726.78
  5. Step 5: Solve for x
    x = 2,222,831,726.78/53,809.32
  6. Step 6: Final answer
    x = 41,309.42

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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.