Home / 53,741.21-74,162.33-29,867.40

Finding the Fourth Proportional to 53,741.21, 74,162.33 and 29,867.40

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Solution

The fourth proportional to 53,741.21, 74,162.33 and 29,867.40 is: 41,216.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,741.21 : 74,162.33 = 29,867.40 : x
  2. Step 2: Convert to fraction form
    53,741.21/74,162.33 = 29,867.40/x
  3. Step 3: Cross multiply
    53,741.21x = 74,162.33 × 29,867.40
  4. Step 4: Simplify right side
    53,741.21x = 2,215,035,825.71
  5. Step 5: Solve for x
    x = 2,215,035,825.71/53,741.21
  6. Step 6: Final answer
    x = 41,216.71

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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.