Home / 165,175.40-247,779.54-52,827.42

Finding the Fourth Proportional to 165,175.40, 247,779.54 and 52,827.42

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Solution

The fourth proportional to 165,175.40, 247,779.54 and 52,827.42 is: 79,246.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,175.40 : 247,779.54 = 52,827.42 : x
  2. Step 2: Convert to fraction form
    165,175.40/247,779.54 = 52,827.42/x
  3. Step 3: Cross multiply
    165,175.40x = 247,779.54 × 52,827.42
  4. Step 4: Simplify right side
    165,175.40x = 13,089,553,826.99
  5. Step 5: Solve for x
    x = 13,089,553,826.99/165,175.40
  6. Step 6: Final answer
    x = 79,246.39

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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.