Home / 109,160.70-163,827.45-42,632.70

Finding the Fourth Proportional to 109,160.70, 163,827.45 and 42,632.70

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Solution

The fourth proportional to 109,160.70, 163,827.45 and 42,632.70 is: 63,982.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,160.70 : 163,827.45 = 42,632.70 : x
  2. Step 2: Convert to fraction form
    109,160.70/163,827.45 = 42,632.70/x
  3. Step 3: Cross multiply
    109,160.70x = 163,827.45 × 42,632.70
  4. Step 4: Simplify right side
    109,160.70x = 6,984,406,527.62
  5. Step 5: Solve for x
    x = 6,984,406,527.62/109,160.70
  6. Step 6: Final answer
    x = 63,982.79

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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.