Home / 107,485.40-161,251.28-32,611.58

Finding the Fourth Proportional to 107,485.40, 161,251.28 and 32,611.58

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Solution

The fourth proportional to 107,485.40, 161,251.28 and 32,611.58 is: 48,924.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,485.40 : 161,251.28 = 32,611.58 : x
  2. Step 2: Convert to fraction form
    107,485.40/161,251.28 = 32,611.58/x
  3. Step 3: Cross multiply
    107,485.40x = 161,251.28 × 32,611.58
  4. Step 4: Simplify right side
    107,485.40x = 5,258,658,048.51
  5. Step 5: Solve for x
    x = 5,258,658,048.51/107,485.40
  6. Step 6: Final answer
    x = 48,924.40

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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.