Home / 107,437.13-161,155.69-33,565.13

Finding the Fourth Proportional to 107,437.13, 161,155.69 and 33,565.13

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Solution

The fourth proportional to 107,437.13, 161,155.69 and 33,565.13 is: 50,347.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,437.13 : 161,155.69 = 33,565.13 : x
  2. Step 2: Convert to fraction form
    107,437.13/161,155.69 = 33,565.13/x
  3. Step 3: Cross multiply
    107,437.13x = 161,155.69 × 33,565.13
  4. Step 4: Simplify right side
    107,437.13x = 5,409,210,795.40
  5. Step 5: Solve for x
    x = 5,409,210,795.40/107,437.13
  6. Step 6: Final answer
    x = 50,347.69

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Similar ratio
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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.