Home / 185,031.81-277,177.68-85,054.95

Finding the Fourth Proportional to 185,031.81, 277,177.68 and 85,054.95

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Solution

The fourth proportional to 185,031.81, 277,177.68 and 85,054.95 is: 127,412.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,031.81 : 277,177.68 = 85,054.95 : x
  2. Step 2: Convert to fraction form
    185,031.81/277,177.68 = 85,054.95/x
  3. Step 3: Cross multiply
    185,031.81x = 277,177.68 × 85,054.95
  4. Step 4: Simplify right side
    185,031.81x = 23,575,333,713.52
  5. Step 5: Solve for x
    x = 23,575,333,713.52/185,031.81
  6. Step 6: Final answer
    x = 127,412.33

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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.