Home / 107,017.86-160,528.59-40,489.32

Finding the Fourth Proportional to 107,017.86, 160,528.59 and 40,489.32

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Solution

The fourth proportional to 107,017.86, 160,528.59 and 40,489.32 is: 60,734.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,017.86 : 160,528.59 = 40,489.32 : x
  2. Step 2: Convert to fraction form
    107,017.86/160,528.59 = 40,489.32/x
  3. Step 3: Cross multiply
    107,017.86x = 160,528.59 × 40,489.32
  4. Step 4: Simplify right side
    107,017.86x = 6,499,693,449.66
  5. Step 5: Solve for x
    x = 6,499,693,449.66/107,017.86
  6. Step 6: Final answer
    x = 60,734.66

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1.5x scale

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.