Home / 181,263.92-249,949.18-113,256.05

Finding the Fourth Proportional to 181,263.92, 249,949.18 and 113,256.05

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Solution

The fourth proportional to 181,263.92, 249,949.18 and 113,256.05 is: 156,171.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,263.92 : 249,949.18 = 113,256.05 : x
  2. Step 2: Convert to fraction form
    181,263.92/249,949.18 = 113,256.05/x
  3. Step 3: Cross multiply
    181,263.92x = 249,949.18 × 113,256.05
  4. Step 4: Simplify right side
    181,263.92x = 28,308,256,827.54
  5. Step 5: Solve for x
    x = 28,308,256,827.54/181,263.92
  6. Step 6: Final answer
    x = 156,171.49

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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.