Home / 107,699.28-161,548.98-51,526.18

Finding the Fourth Proportional to 107,699.28, 161,548.98 and 51,526.18

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Solution

The fourth proportional to 107,699.28, 161,548.98 and 51,526.18 is: 77,289.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,699.28 : 161,548.98 = 51,526.18 : x
  2. Step 2: Convert to fraction form
    107,699.28/161,548.98 = 51,526.18/x
  3. Step 3: Cross multiply
    107,699.28x = 161,548.98 × 51,526.18
  4. Step 4: Simplify right side
    107,699.28x = 8,324,001,822.30
  5. Step 5: Solve for x
    x = 8,324,001,822.30/107,699.28
  6. Step 6: Final answer
    x = 77,289.30

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1.5x scale

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.