Home / 165,051.60-247,577.40-40,392.60

Finding the Fourth Proportional to 165,051.60, 247,577.40 and 40,392.60

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Solution

The fourth proportional to 165,051.60, 247,577.40 and 40,392.60 is: 60,588.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,051.60 : 247,577.40 = 40,392.60 : x
  2. Step 2: Convert to fraction form
    165,051.60/247,577.40 = 40,392.60/x
  3. Step 3: Cross multiply
    165,051.60x = 247,577.40 × 40,392.60
  4. Step 4: Simplify right side
    165,051.60x = 10,000,294,887.24
  5. Step 5: Solve for x
    x = 10,000,294,887.24/165,051.60
  6. Step 6: Final answer
    x = 60,588.90

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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.