Home / 164,885.20-247,345.71-52,539.01

Finding the Fourth Proportional to 164,885.20, 247,345.71 and 52,539.01

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Solution

The fourth proportional to 164,885.20, 247,345.71 and 52,539.01 is: 78,814.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,885.20 : 247,345.71 = 52,539.01 : x
  2. Step 2: Convert to fraction form
    164,885.20/247,345.71 = 52,539.01/x
  3. Step 3: Cross multiply
    164,885.20x = 247,345.71 × 52,539.01
  4. Step 4: Simplify right side
    164,885.20x = 12,995,298,731.15
  5. Step 5: Solve for x
    x = 12,995,298,731.15/164,885.20
  6. Step 6: Final answer
    x = 78,814.22

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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.