Home / 181,809.07-272,743.14-53,738.35

Finding the Fourth Proportional to 181,809.07, 272,743.14 and 53,738.35

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Solution

The fourth proportional to 181,809.07, 272,743.14 and 53,738.35 is: 80,616.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,809.07 : 272,743.14 = 53,738.35 : x
  2. Step 2: Convert to fraction form
    181,809.07/272,743.14 = 53,738.35/x
  3. Step 3: Cross multiply
    181,809.07x = 272,743.14 × 53,738.35
  4. Step 4: Simplify right side
    181,809.07x = 14,656,766,317.42
  5. Step 5: Solve for x
    x = 14,656,766,317.42/181,809.07
  6. Step 6: Final answer
    x = 80,616.25

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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.