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Finding the Fourth Proportional to 181,043.71, 249,782.52 and 104,552.70

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Solution

The fourth proportional to 181,043.71, 249,782.52 and 104,552.70 is: 144,249.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,043.71 : 249,782.52 = 104,552.70 : x
  2. Step 2: Convert to fraction form
    181,043.71/249,782.52 = 104,552.70/x
  3. Step 3: Cross multiply
    181,043.71x = 249,782.52 × 104,552.70
  4. Step 4: Simplify right side
    181,043.71x = 26,115,436,878.80
  5. Step 5: Solve for x
    x = 26,115,436,878.80/181,043.71
  6. Step 6: Final answer
    x = 144,249.35

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1.5x scale

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.