Home / 181,123.02-249,950.64-113,179.46

Finding the Fourth Proportional to 181,123.02, 249,950.64 and 113,179.46

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Solution

The fourth proportional to 181,123.02, 249,950.64 and 113,179.46 is: 156,188.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,123.02 : 249,950.64 = 113,179.46 : x
  2. Step 2: Convert to fraction form
    181,123.02/249,950.64 = 113,179.46/x
  3. Step 3: Cross multiply
    181,123.02x = 249,950.64 × 113,179.46
  4. Step 4: Simplify right side
    181,123.02x = 28,289,277,636.52
  5. Step 5: Solve for x
    x = 28,289,277,636.52/181,123.02
  6. Step 6: Final answer
    x = 156,188.20

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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.