Home / 170,697.83-235,651.59-124,705.89

Finding the Fourth Proportional to 170,697.83, 235,651.59 and 124,705.89

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Solution

The fourth proportional to 170,697.83, 235,651.59 and 124,705.89 is: 172,158.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,697.83 : 235,651.59 = 124,705.89 : x
  2. Step 2: Convert to fraction form
    170,697.83/235,651.59 = 124,705.89/x
  3. Step 3: Cross multiply
    170,697.83x = 235,651.59 × 124,705.89
  4. Step 4: Simplify right side
    170,697.83x = 29,387,141,260.87
  5. Step 5: Solve for x
    x = 29,387,141,260.87/170,697.83
  6. Step 6: Final answer
    x = 172,158.85

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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.