Home / 58,505.27-87,765.19-19,051.79

Finding the Fourth Proportional to 58,505.27, 87,765.19 and 19,051.79

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Solution

The fourth proportional to 58,505.27, 87,765.19 and 19,051.79 is: 28,580.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,505.27 : 87,765.19 = 19,051.79 : x
  2. Step 2: Convert to fraction form
    58,505.27/87,765.19 = 19,051.79/x
  3. Step 3: Cross multiply
    58,505.27x = 87,765.19 × 19,051.79
  4. Step 4: Simplify right side
    58,505.27x = 1,672,083,482.73
  5. Step 5: Solve for x
    x = 1,672,083,482.73/58,505.27
  6. Step 6: Final answer
    x = 28,580.05

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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.