Home / 53,723.16-74,139.30-29,852.10

Finding the Fourth Proportional to 53,723.16, 74,139.30 and 29,852.10

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Solution

The fourth proportional to 53,723.16, 74,139.30 and 29,852.10 is: 41,196.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,723.16 : 74,139.30 = 29,852.10 : x
  2. Step 2: Convert to fraction form
    53,723.16/74,139.30 = 29,852.10/x
  3. Step 3: Cross multiply
    53,723.16x = 74,139.30 × 29,852.10
  4. Step 4: Simplify right side
    53,723.16x = 2,213,213,797.53
  5. Step 5: Solve for x
    x = 2,213,213,797.53/53,723.16
  6. Step 6: Final answer
    x = 41,196.64

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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.