Home / 170,857.03-235,777.90-94,374.61

Finding the Fourth Proportional to 170,857.03, 235,777.90 and 94,374.61

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Solution

The fourth proportional to 170,857.03, 235,777.90 and 94,374.61 is: 130,234.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,857.03 : 235,777.90 = 94,374.61 : x
  2. Step 2: Convert to fraction form
    170,857.03/235,777.90 = 94,374.61/x
  3. Step 3: Cross multiply
    170,857.03x = 235,777.90 × 94,374.61
  4. Step 4: Simplify right side
    170,857.03x = 22,251,447,359.12
  5. Step 5: Solve for x
    x = 22,251,447,359.12/170,857.03
  6. Step 6: Final answer
    x = 130,234.31

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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.