Home / 25,403.07-38,109.89-7,633.01

Finding the Fourth Proportional to 25,403.07, 38,109.89 and 7,633.01

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Solution

The fourth proportional to 25,403.07, 38,109.89 and 7,633.01 is: 11,451.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,403.07 : 38,109.89 = 7,633.01 : x
  2. Step 2: Convert to fraction form
    25,403.07/38,109.89 = 7,633.01/x
  3. Step 3: Cross multiply
    25,403.07x = 38,109.89 × 7,633.01
  4. Step 4: Simplify right side
    25,403.07x = 290,893,178.64
  5. Step 5: Solve for x
    x = 290,893,178.64/25,403.07
  6. Step 6: Final answer
    x = 11,451.10

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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.