Home / 114,530.76-158,059.91-66,134.72

Finding the Fourth Proportional to 114,530.76, 158,059.91 and 66,134.72

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Solution

The fourth proportional to 114,530.76, 158,059.91 and 66,134.72 is: 91,270.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,530.76 : 158,059.91 = 66,134.72 : x
  2. Step 2: Convert to fraction form
    114,530.76/158,059.91 = 66,134.72/x
  3. Step 3: Cross multiply
    114,530.76x = 158,059.91 × 66,134.72
  4. Step 4: Simplify right side
    114,530.76x = 10,453,248,451.56
  5. Step 5: Solve for x
    x = 10,453,248,451.56/114,530.76
  6. Step 6: Final answer
    x = 91,270.23

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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.