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Finding the Fourth Proportional to 181,093.26, 249,924.51 and 105,666.06

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Solution

The fourth proportional to 181,093.26, 249,924.51 and 105,666.06 is: 145,828.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,093.26 : 249,924.51 = 105,666.06 : x
  2. Step 2: Convert to fraction form
    181,093.26/249,924.51 = 105,666.06/x
  3. Step 3: Cross multiply
    181,093.26x = 249,924.51 × 105,666.06
  4. Step 4: Simplify right side
    181,093.26x = 26,408,538,269.13
  5. Step 5: Solve for x
    x = 26,408,538,269.13/181,093.26
  6. Step 6: Final answer
    x = 145,828.39

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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.