Home / 10,182.01-14,036.45-7,147.89

Finding the Fourth Proportional to 10,182.01, 14,036.45 and 7,147.89

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Solution

The fourth proportional to 10,182.01, 14,036.45 and 7,147.89 is: 9,853.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,182.01 : 14,036.45 = 7,147.89 : x
  2. Step 2: Convert to fraction form
    10,182.01/14,036.45 = 7,147.89/x
  3. Step 3: Cross multiply
    10,182.01x = 14,036.45 × 7,147.89
  4. Step 4: Simplify right side
    10,182.01x = 100,330,938.63
  5. Step 5: Solve for x
    x = 100,330,938.63/10,182.01
  6. Step 6: Final answer
    x = 9,853.75

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.