Home / 202,192.83-279,024.30-111,549.58

Finding the Fourth Proportional to 202,192.83, 279,024.30 and 111,549.58

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Solution

The fourth proportional to 202,192.83, 279,024.30 and 111,549.58 is: 153,937.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,192.83 : 279,024.30 = 111,549.58 : x
  2. Step 2: Convert to fraction form
    202,192.83/279,024.30 = 111,549.58/x
  3. Step 3: Cross multiply
    202,192.83x = 279,024.30 × 111,549.58
  4. Step 4: Simplify right side
    202,192.83x = 31,125,042,777.23
  5. Step 5: Solve for x
    x = 31,125,042,777.23/202,192.83
  6. Step 6: Final answer
    x = 153,937.42

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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.