Home / 74,659.26-103,000.23-51,992.22

Finding the Fourth Proportional to 74,659.26, 103,000.23 and 51,992.22

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Solution

The fourth proportional to 74,659.26, 103,000.23 and 51,992.22 is: 71,728.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,659.26 : 103,000.23 = 51,992.22 : x
  2. Step 2: Convert to fraction form
    74,659.26/103,000.23 = 51,992.22/x
  3. Step 3: Cross multiply
    74,659.26x = 103,000.23 × 51,992.22
  4. Step 4: Simplify right side
    74,659.26x = 5,355,210,618.21
  5. Step 5: Solve for x
    x = 5,355,210,618.21/74,659.26
  6. Step 6: Final answer
    x = 71,728.69

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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.