Home / 107,799.76-161,746.68-37,729.36

Finding the Fourth Proportional to 107,799.76, 161,746.68 and 37,729.36

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Solution

The fourth proportional to 107,799.76, 161,746.68 and 37,729.36 is: 56,610.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,799.76 : 161,746.68 = 37,729.36 : x
  2. Step 2: Convert to fraction form
    107,799.76/161,746.68 = 37,729.36/x
  3. Step 3: Cross multiply
    107,799.76x = 161,746.68 × 37,729.36
  4. Step 4: Simplify right side
    107,799.76x = 6,102,598,718.52
  5. Step 5: Solve for x
    x = 6,102,598,718.52/107,799.76
  6. Step 6: Final answer
    x = 56,610.50

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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.