Home / 53,860.03-80,803.14-18,323.71

Finding the Fourth Proportional to 53,860.03, 80,803.14 and 18,323.71

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Solution

The fourth proportional to 53,860.03, 80,803.14 and 18,323.71 is: 27,490.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,860.03 : 80,803.14 = 18,323.71 : x
  2. Step 2: Convert to fraction form
    53,860.03/80,803.14 = 18,323.71/x
  3. Step 3: Cross multiply
    53,860.03x = 80,803.14 × 18,323.71
  4. Step 4: Simplify right side
    53,860.03x = 1,480,613,304.45
  5. Step 5: Solve for x
    x = 1,480,613,304.45/53,860.03
  6. Step 6: Final answer
    x = 27,490.02

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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.