Home / 183,717.72-253,512.18-112,115.34

Finding the Fourth Proportional to 183,717.72, 253,512.18 and 112,115.34

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Solution

The fourth proportional to 183,717.72, 253,512.18 and 112,115.34 is: 154,708.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,717.72 : 253,512.18 = 112,115.34 : x
  2. Step 2: Convert to fraction form
    183,717.72/253,512.18 = 112,115.34/x
  3. Step 3: Cross multiply
    183,717.72x = 253,512.18 × 112,115.34
  4. Step 4: Simplify right side
    183,717.72x = 28,422,604,254.84
  5. Step 5: Solve for x
    x = 28,422,604,254.84/183,717.72
  6. Step 6: Final answer
    x = 154,708.02

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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.