Home / 83,396.34-115,087.23-45,670.59

Finding the Fourth Proportional to 83,396.34, 115,087.23 and 45,670.59

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Solution

The fourth proportional to 83,396.34, 115,087.23 and 45,670.59 is: 63,025.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,396.34 : 115,087.23 = 45,670.59 : x
  2. Step 2: Convert to fraction form
    83,396.34/115,087.23 = 45,670.59/x
  3. Step 3: Cross multiply
    83,396.34x = 115,087.23 × 45,670.59
  4. Step 4: Simplify right side
    83,396.34x = 5,256,101,695.57
  5. Step 5: Solve for x
    x = 5,256,101,695.57/83,396.34
  6. Step 6: Final answer
    x = 63,025.57

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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.