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Finding the Fourth Proportional to 181,893.59, 251,017.53 and 101,322.39

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Solution

The fourth proportional to 181,893.59, 251,017.53 and 101,322.39 is: 139,827.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,893.59 : 251,017.53 = 101,322.39 : x
  2. Step 2: Convert to fraction form
    181,893.59/251,017.53 = 101,322.39/x
  3. Step 3: Cross multiply
    181,893.59x = 251,017.53 × 101,322.39
  4. Step 4: Simplify right side
    181,893.59x = 25,433,696,071.50
  5. Step 5: Solve for x
    x = 25,433,696,071.50/181,893.59
  6. Step 6: Final answer
    x = 139,827.34

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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.