Home / 181,135.94-249,968.50-113,192.39

Finding the Fourth Proportional to 181,135.94, 249,968.50 and 113,192.39

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Solution

The fourth proportional to 181,135.94, 249,968.50 and 113,192.39 is: 156,206.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,135.94 : 249,968.50 = 113,192.39 : x
  2. Step 2: Convert to fraction form
    181,135.94/249,968.50 = 113,192.39/x
  3. Step 3: Cross multiply
    181,135.94x = 249,968.50 × 113,192.39
  4. Step 4: Simplify right side
    181,135.94x = 28,294,532,281.66
  5. Step 5: Solve for x
    x = 28,294,532,281.66/181,135.94
  6. Step 6: Final answer
    x = 156,206.07

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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.