Home / 53,165.08-73,366.08-29,291.68

Finding the Fourth Proportional to 53,165.08, 73,366.08 and 29,291.68

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Solution

The fourth proportional to 53,165.08, 73,366.08 and 29,291.68 is: 40,421.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,165.08 : 73,366.08 = 29,291.68 : x
  2. Step 2: Convert to fraction form
    53,165.08/73,366.08 = 29,291.68/x
  3. Step 3: Cross multiply
    53,165.08x = 73,366.08 × 29,291.68
  4. Step 4: Simplify right side
    53,165.08x = 2,149,015,738.21
  5. Step 5: Solve for x
    x = 2,149,015,738.21/53,165.08
  6. Step 6: Final answer
    x = 40,421.57

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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.