Home / 185,127.04-277,633.12-66,782.94

Finding the Fourth Proportional to 185,127.04, 277,633.12 and 66,782.94

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Solution

The fourth proportional to 185,127.04, 277,633.12 and 66,782.94 is: 100,153.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,127.04 : 277,633.12 = 66,782.94 : x
  2. Step 2: Convert to fraction form
    185,127.04/277,633.12 = 66,782.94/x
  3. Step 3: Cross multiply
    185,127.04x = 277,633.12 × 66,782.94
  4. Step 4: Simplify right side
    185,127.04x = 18,541,155,994.97
  5. Step 5: Solve for x
    x = 18,541,155,994.97/185,127.04
  6. Step 6: Final answer
    x = 100,153.69

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1.5x scale

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.