Home / 115,608.08-173,426.01-40,712.74

Finding the Fourth Proportional to 115,608.08, 173,426.01 and 40,712.74

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Solution

The fourth proportional to 115,608.08, 173,426.01 and 40,712.74 is: 61,074.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,608.08 : 173,426.01 = 40,712.74 : x
  2. Step 2: Convert to fraction form
    115,608.08/173,426.01 = 40,712.74/x
  3. Step 3: Cross multiply
    115,608.08x = 173,426.01 × 40,712.74
  4. Step 4: Simplify right side
    115,608.08x = 7,060,648,487.93
  5. Step 5: Solve for x
    x = 7,060,648,487.93/115,608.08
  6. Step 6: Final answer
    x = 61,074.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.