Home / 179,113.14-247,167.16-98,538.59

Finding the Fourth Proportional to 179,113.14, 247,167.16 and 98,538.59

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Solution

The fourth proportional to 179,113.14, 247,167.16 and 98,538.59 is: 135,978.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,113.14 : 247,167.16 = 98,538.59 : x
  2. Step 2: Convert to fraction form
    179,113.14/247,167.16 = 98,538.59/x
  3. Step 3: Cross multiply
    179,113.14x = 247,167.16 × 98,538.59
  4. Step 4: Simplify right side
    179,113.14x = 24,355,503,812.28
  5. Step 5: Solve for x
    x = 24,355,503,812.28/179,113.14
  6. Step 6: Final answer
    x = 135,978.32

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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.