Home / 252,587.36-378,552.97-102,653.16

Finding the Fourth Proportional to 252,587.36, 378,552.97 and 102,653.16

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Solution

The fourth proportional to 252,587.36, 378,552.97 and 102,653.16 is: 153,846.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,587.36 : 378,552.97 = 102,653.16 : x
  2. Step 2: Convert to fraction form
    252,587.36/378,552.97 = 102,653.16/x
  3. Step 3: Cross multiply
    252,587.36x = 378,552.97 × 102,653.16
  4. Step 4: Simplify right side
    252,587.36x = 38,859,658,341.25
  5. Step 5: Solve for x
    x = 38,859,658,341.25/252,587.36
  6. Step 6: Final answer
    x = 153,846.41

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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.