Home / 175,080.15-262,702.23-86,285.22

Finding the Fourth Proportional to 175,080.15, 262,702.23 and 86,285.22

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Solution

The fourth proportional to 175,080.15, 262,702.23 and 86,285.22 is: 129,468.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,080.15 : 262,702.23 = 86,285.22 : x
  2. Step 2: Convert to fraction form
    175,080.15/262,702.23 = 86,285.22/x
  3. Step 3: Cross multiply
    175,080.15x = 262,702.23 × 86,285.22
  4. Step 4: Simplify right side
    175,080.15x = 22,667,319,048.48
  5. Step 5: Solve for x
    x = 22,667,319,048.48/175,080.15
  6. Step 6: Final answer
    x = 129,468.24

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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.