Home / 52,664.36-72,659.06-29,987.30

Finding the Fourth Proportional to 52,664.36, 72,659.06 and 29,987.30

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Solution

The fourth proportional to 52,664.36, 72,659.06 and 29,987.30 is: 41,372.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,664.36 : 72,659.06 = 29,987.30 : x
  2. Step 2: Convert to fraction form
    52,664.36/72,659.06 = 29,987.30/x
  3. Step 3: Cross multiply
    52,664.36x = 72,659.06 × 29,987.30
  4. Step 4: Simplify right side
    52,664.36x = 2,178,849,174.10
  5. Step 5: Solve for x
    x = 2,178,849,174.10/52,664.36
  6. Step 6: Final answer
    x = 41,372.37

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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.