Home / 107,904.60-161,903.55-57,926.34

Finding the Fourth Proportional to 107,904.60, 161,903.55 and 57,926.34

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Solution

The fourth proportional to 107,904.60, 161,903.55 and 57,926.34 is: 86,914.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,904.60 : 161,903.55 = 57,926.34 : x
  2. Step 2: Convert to fraction form
    107,904.60/161,903.55 = 57,926.34/x
  3. Step 3: Cross multiply
    107,904.60x = 161,903.55 × 57,926.34
  4. Step 4: Simplify right side
    107,904.60x = 9,378,480,084.51
  5. Step 5: Solve for x
    x = 9,378,480,084.51/107,904.60
  6. Step 6: Final answer
    x = 86,914.55

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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.