Home / 185,257.04-255,653.04-100,373.84

Finding the Fourth Proportional to 185,257.04, 255,653.04 and 100,373.84

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Solution

The fourth proportional to 185,257.04, 255,653.04 and 100,373.84 is: 138,514.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,257.04 : 255,653.04 = 100,373.84 : x
  2. Step 2: Convert to fraction form
    185,257.04/255,653.04 = 100,373.84/x
  3. Step 3: Cross multiply
    185,257.04x = 255,653.04 × 100,373.84
  4. Step 4: Simplify right side
    185,257.04x = 25,660,877,332.47
  5. Step 5: Solve for x
    x = 25,660,877,332.47/185,257.04
  6. Step 6: Final answer
    x = 138,514.99

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1.5x scale

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.