Home / 190,788.24-286,212.48-57,652.08

Finding the Fourth Proportional to 190,788.24, 286,212.48 and 57,652.08

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Solution

The fourth proportional to 190,788.24, 286,212.48 and 57,652.08 is: 86,487.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,788.24 : 286,212.48 = 57,652.08 : x
  2. Step 2: Convert to fraction form
    190,788.24/286,212.48 = 57,652.08/x
  3. Step 3: Cross multiply
    190,788.24x = 286,212.48 × 57,652.08
  4. Step 4: Simplify right side
    190,788.24x = 16,500,744,793.96
  5. Step 5: Solve for x
    x = 16,500,744,793.96/190,788.24
  6. Step 6: Final answer
    x = 86,487.22

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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.