Home / 107,717.58-161,501.42-47,713.50

Finding the Fourth Proportional to 107,717.58, 161,501.42 and 47,713.50

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Solution

The fourth proportional to 107,717.58, 161,501.42 and 47,713.50 is: 71,537.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,717.58 : 161,501.42 = 47,713.50 : x
  2. Step 2: Convert to fraction form
    107,717.58/161,501.42 = 47,713.50/x
  3. Step 3: Cross multiply
    107,717.58x = 161,501.42 × 47,713.50
  4. Step 4: Simplify right side
    107,717.58x = 7,705,798,003.17
  5. Step 5: Solve for x
    x = 7,705,798,003.17/107,717.58
  6. Step 6: Final answer
    x = 71,537.05

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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.