Home / 170,701.83-235,657.11-124,709.89

Finding the Fourth Proportional to 170,701.83, 235,657.11 and 124,709.89

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Solution

The fourth proportional to 170,701.83, 235,657.11 and 124,709.89 is: 172,164.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,701.83 : 235,657.11 = 124,709.89 : x
  2. Step 2: Convert to fraction form
    170,701.83/235,657.11 = 124,709.89/x
  3. Step 3: Cross multiply
    170,701.83x = 235,657.11 × 124,709.89
  4. Step 4: Simplify right side
    170,701.83x = 29,388,772,265.82
  5. Step 5: Solve for x
    x = 29,388,772,265.82/170,701.83
  6. Step 6: Final answer
    x = 172,164.37

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1.5x scale

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.