Home / 53,231.16-73,459.53-29,358.75

Finding the Fourth Proportional to 53,231.16, 73,459.53 and 29,358.75

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Solution

The fourth proportional to 53,231.16, 73,459.53 and 29,358.75 is: 40,515.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,231.16 : 73,459.53 = 29,358.75 : x
  2. Step 2: Convert to fraction form
    53,231.16/73,459.53 = 29,358.75/x
  3. Step 3: Cross multiply
    53,231.16x = 73,459.53 × 29,358.75
  4. Step 4: Simplify right side
    53,231.16x = 2,156,679,976.39
  5. Step 5: Solve for x
    x = 2,156,679,976.39/53,231.16
  6. Step 6: Final answer
    x = 40,515.37

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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.