Home / 45,686.04-63,066.18-27,786.80

Finding the Fourth Proportional to 45,686.04, 63,066.18 and 27,786.80

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Solution

The fourth proportional to 45,686.04, 63,066.18 and 27,786.80 is: 38,357.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,686.04 : 63,066.18 = 27,786.80 : x
  2. Step 2: Convert to fraction form
    45,686.04/63,066.18 = 27,786.80/x
  3. Step 3: Cross multiply
    45,686.04x = 63,066.18 × 27,786.80
  4. Step 4: Simplify right side
    45,686.04x = 1,752,407,330.42
  5. Step 5: Solve for x
    x = 1,752,407,330.42/45,686.04
  6. Step 6: Final answer
    x = 38,357.61

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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.