Home / 53,188.74-79,765.56-17,641.89

Finding the Fourth Proportional to 53,188.74, 79,765.56 and 17,641.89

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Solution

The fourth proportional to 53,188.74, 79,765.56 and 17,641.89 is: 26,457.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,188.74 : 79,765.56 = 17,641.89 : x
  2. Step 2: Convert to fraction form
    53,188.74/79,765.56 = 17,641.89/x
  3. Step 3: Cross multiply
    53,188.74x = 79,765.56 × 17,641.89
  4. Step 4: Simplify right side
    53,188.74x = 1,407,215,235.31
  5. Step 5: Solve for x
    x = 1,407,215,235.31/53,188.74
  6. Step 6: Final answer
    x = 26,457.01

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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.