Home / 185,218.32-277,894.08-72,836.22

Finding the Fourth Proportional to 185,218.32, 277,894.08 and 72,836.22

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Solution

The fourth proportional to 185,218.32, 277,894.08 and 72,836.22 is: 109,280.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,218.32 : 277,894.08 = 72,836.22 : x
  2. Step 2: Convert to fraction form
    185,218.32/277,894.08 = 72,836.22/x
  3. Step 3: Cross multiply
    185,218.32x = 277,894.08 × 72,836.22
  4. Step 4: Simplify right side
    185,218.32x = 20,240,754,347.58
  5. Step 5: Solve for x
    x = 20,240,754,347.58/185,218.32
  6. Step 6: Final answer
    x = 109,280.52

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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.