Home / 54,282.83-81,421.62-14,840.02

Finding the Fourth Proportional to 54,282.83, 81,421.62 and 14,840.02

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Solution

The fourth proportional to 54,282.83, 81,421.62 and 14,840.02 is: 22,259.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,282.83 : 81,421.62 = 14,840.02 : x
  2. Step 2: Convert to fraction form
    54,282.83/81,421.62 = 14,840.02/x
  3. Step 3: Cross multiply
    54,282.83x = 81,421.62 × 14,840.02
  4. Step 4: Simplify right side
    54,282.83x = 1,208,298,515.36
  5. Step 5: Solve for x
    x = 1,208,298,515.36/54,282.83
  6. Step 6: Final answer
    x = 22,259.32

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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.