Home / 175,053.80-262,143.30-115,567.40

Finding the Fourth Proportional to 175,053.80, 262,143.30 and 115,567.40

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Solution

The fourth proportional to 175,053.80, 262,143.30 and 115,567.40 is: 173,062.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,053.80 : 262,143.30 = 115,567.40 : x
  2. Step 2: Convert to fraction form
    175,053.80/262,143.30 = 115,567.40/x
  3. Step 3: Cross multiply
    175,053.80x = 262,143.30 × 115,567.40
  4. Step 4: Simplify right side
    175,053.80x = 30,295,219,608.42
  5. Step 5: Solve for x
    x = 30,295,219,608.42/175,053.80
  6. Step 6: Final answer
    x = 173,062.34

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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.