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Finding the Fourth Proportional to 183,123.25, 274,763.80 and 98,866.68

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Solution

The fourth proportional to 183,123.25, 274,763.80 and 98,866.68 is: 148,342.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,123.25 : 274,763.80 = 98,866.68 : x
  2. Step 2: Convert to fraction form
    183,123.25/274,763.80 = 98,866.68/x
  3. Step 3: Cross multiply
    183,123.25x = 274,763.80 × 98,866.68
  4. Step 4: Simplify right side
    183,123.25x = 27,164,983,316.37
  5. Step 5: Solve for x
    x = 27,164,983,316.37/183,123.25
  6. Step 6: Final answer
    x = 148,342.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.