Home / 181,539.60-272,309.40-173,860.80

Finding the Fourth Proportional to 181,539.60, 272,309.40 and 173,860.80

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Solution

The fourth proportional to 181,539.60, 272,309.40 and 173,860.80 is: 260,791.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,539.60 : 272,309.40 = 173,860.80 : x
  2. Step 2: Convert to fraction form
    181,539.60/272,309.40 = 173,860.80/x
  3. Step 3: Cross multiply
    181,539.60x = 272,309.40 × 173,860.80
  4. Step 4: Simplify right side
    181,539.60x = 47,343,930,131.52
  5. Step 5: Solve for x
    x = 47,343,930,131.52/181,539.60
  6. Step 6: Final answer
    x = 260,791.20

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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.