Home / 114,741.90-158,317.94-69,418.76

Finding the Fourth Proportional to 114,741.90, 158,317.94 and 69,418.76

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Solution

The fourth proportional to 114,741.90, 158,317.94 and 69,418.76 is: 95,782.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,741.90 : 158,317.94 = 69,418.76 : x
  2. Step 2: Convert to fraction form
    114,741.90/158,317.94 = 69,418.76/x
  3. Step 3: Cross multiply
    114,741.90x = 158,317.94 × 69,418.76
  4. Step 4: Simplify right side
    114,741.90x = 10,990,234,462.51
  5. Step 5: Solve for x
    x = 10,990,234,462.51/114,741.90
  6. Step 6: Final answer
    x = 95,782.22

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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.