Home / 247,810.83-341,995.86-140,381.75

Finding the Fourth Proportional to 247,810.83, 341,995.86 and 140,381.75

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Solution

The fourth proportional to 247,810.83, 341,995.86 and 140,381.75 is: 193,736.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,810.83 : 341,995.86 = 140,381.75 : x
  2. Step 2: Convert to fraction form
    247,810.83/341,995.86 = 140,381.75/x
  3. Step 3: Cross multiply
    247,810.83x = 341,995.86 × 140,381.75
  4. Step 4: Simplify right side
    247,810.83x = 48,009,977,319.56
  5. Step 5: Solve for x
    x = 48,009,977,319.56/247,810.83
  6. Step 6: Final answer
    x = 193,736.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.