Home / 53,185.03-73,393.90-29,311.70

Finding the Fourth Proportional to 53,185.03, 73,393.90 and 29,311.70

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Solution

The fourth proportional to 53,185.03, 73,393.90 and 29,311.70 is: 40,449.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,185.03 : 73,393.90 = 29,311.70 : x
  2. Step 2: Convert to fraction form
    53,185.03/73,393.90 = 29,311.70/x
  3. Step 3: Cross multiply
    53,185.03x = 73,393.90 × 29,311.70
  4. Step 4: Simplify right side
    53,185.03x = 2,151,299,538.38
  5. Step 5: Solve for x
    x = 2,151,299,538.38/53,185.03
  6. Step 6: Final answer
    x = 40,449.35

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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.