Home / 107,681.40-161,533.44-37,561.32

Finding the Fourth Proportional to 107,681.40, 161,533.44 and 37,561.32

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Solution

The fourth proportional to 107,681.40, 161,533.44 and 37,561.32 is: 56,345.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,681.40 : 161,533.44 = 37,561.32 : x
  2. Step 2: Convert to fraction form
    107,681.40/161,533.44 = 37,561.32/x
  3. Step 3: Cross multiply
    107,681.40x = 161,533.44 × 37,561.32
  4. Step 4: Simplify right side
    107,681.40x = 6,067,409,230.54
  5. Step 5: Solve for x
    x = 6,067,409,230.54/107,681.40
  6. Step 6: Final answer
    x = 56,345.94

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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.