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Finding the Fourth Proportional to 181,095.88, 249,913.29 and 113,152.26

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Solution

The fourth proportional to 181,095.88, 249,913.29 and 113,152.26 is: 156,150.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,095.88 : 249,913.29 = 113,152.26 : x
  2. Step 2: Convert to fraction form
    181,095.88/249,913.29 = 113,152.26/x
  3. Step 3: Cross multiply
    181,095.88x = 249,913.29 × 113,152.26
  4. Step 4: Simplify right side
    181,095.88x = 28,278,252,376.99
  5. Step 5: Solve for x
    x = 28,278,252,376.99/181,095.88
  6. Step 6: Final answer
    x = 156,150.72

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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.