Home / 109,065.74-163,598.60-30,179.96

Finding the Fourth Proportional to 109,065.74, 163,598.60 and 30,179.96

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Solution

The fourth proportional to 109,065.74, 163,598.60 and 30,179.96 is: 45,269.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,065.74 : 163,598.60 = 30,179.96 : x
  2. Step 2: Convert to fraction form
    109,065.74/163,598.60 = 30,179.96/x
  3. Step 3: Cross multiply
    109,065.74x = 163,598.60 × 30,179.96
  4. Step 4: Simplify right side
    109,065.74x = 4,937,399,204.06
  5. Step 5: Solve for x
    x = 4,937,399,204.06/109,065.74
  6. Step 6: Final answer
    x = 45,269.94

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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.