Home / 35,875.95-53,789.60-20,091.83

Finding the Fourth Proportional to 35,875.95, 53,789.60 and 20,091.83

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Solution

The fourth proportional to 35,875.95, 53,789.60 and 20,091.83 is: 30,124.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,875.95 : 53,789.60 = 20,091.83 : x
  2. Step 2: Convert to fraction form
    35,875.95/53,789.60 = 20,091.83/x
  3. Step 3: Cross multiply
    35,875.95x = 53,789.60 × 20,091.83
  4. Step 4: Simplify right side
    35,875.95x = 1,080,731,129.56
  5. Step 5: Solve for x
    x = 1,080,731,129.56/35,875.95
  6. Step 6: Final answer
    x = 30,124.11

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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.