Home / 52,980.96-73,113.77-29,109.18

Finding the Fourth Proportional to 52,980.96, 73,113.77 and 29,109.18

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Solution

The fourth proportional to 52,980.96, 73,113.77 and 29,109.18 is: 40,170.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,980.96 : 73,113.77 = 29,109.18 : x
  2. Step 2: Convert to fraction form
    52,980.96/73,113.77 = 29,109.18/x
  3. Step 3: Cross multiply
    52,980.96x = 73,113.77 × 29,109.18
  4. Step 4: Simplify right side
    52,980.96x = 2,128,281,745.86
  5. Step 5: Solve for x
    x = 2,128,281,745.86/52,980.96
  6. Step 6: Final answer
    x = 40,170.69

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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.