Home / 153,936.06-230,904-112,082.46

Finding the Fourth Proportional to 153,936.06, 230,904 and 112,082.46

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Solution

The fourth proportional to 153,936.06, 230,904 and 112,082.46 is: 168,123.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,936.06 : 230,904 = 112,082.46 : x
  2. Step 2: Convert to fraction form
    153,936.06/230,904 = 112,082.46/x
  3. Step 3: Cross multiply
    153,936.06x = 230,904 × 112,082.46
  4. Step 4: Simplify right side
    153,936.06x = 25,880,288,343.84
  5. Step 5: Solve for x
    x = 25,880,288,343.84/153,936.06
  6. Step 6: Final answer
    x = 168,123.62

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1.5x scale

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.