Home / 185,127.03-255,494.16-133,486.61

Finding the Fourth Proportional to 185,127.03, 255,494.16 and 133,486.61

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Solution

The fourth proportional to 185,127.03, 255,494.16 and 133,486.61 is: 184,225.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,127.03 : 255,494.16 = 133,486.61 : x
  2. Step 2: Convert to fraction form
    185,127.03/255,494.16 = 133,486.61/x
  3. Step 3: Cross multiply
    185,127.03x = 255,494.16 × 133,486.61
  4. Step 4: Simplify right side
    185,127.03x = 34,105,049,293.20
  5. Step 5: Solve for x
    x = 34,105,049,293.20/185,127.03
  6. Step 6: Final answer
    x = 184,225.12

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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.