Home / 180,156.24-248,640.30-103,673.76

Finding the Fourth Proportional to 180,156.24, 248,640.30 and 103,673.76

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Solution

The fourth proportional to 180,156.24, 248,640.30 and 103,673.76 is: 143,084.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,156.24 : 248,640.30 = 103,673.76 : x
  2. Step 2: Convert to fraction form
    180,156.24/248,640.30 = 103,673.76/x
  3. Step 3: Cross multiply
    180,156.24x = 248,640.30 × 103,673.76
  4. Step 4: Simplify right side
    180,156.24x = 25,777,474,788.53
  5. Step 5: Solve for x
    x = 25,777,474,788.53/180,156.24
  6. Step 6: Final answer
    x = 143,084.00

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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.