Home / 55,987.12-84,001.14-26,015.20

Finding the Fourth Proportional to 55,987.12, 84,001.14 and 26,015.20

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Solution

The fourth proportional to 55,987.12, 84,001.14 and 26,015.20 is: 39,032.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,987.12 : 84,001.14 = 26,015.20 : x
  2. Step 2: Convert to fraction form
    55,987.12/84,001.14 = 26,015.20/x
  3. Step 3: Cross multiply
    55,987.12x = 84,001.14 × 26,015.20
  4. Step 4: Simplify right side
    55,987.12x = 2,185,306,457.33
  5. Step 5: Solve for x
    x = 2,185,306,457.33/55,987.12
  6. Step 6: Final answer
    x = 39,032.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.