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Finding the Fourth Proportional to 183,458.10, 275,187.15 and 157,214.10

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Solution

The fourth proportional to 183,458.10, 275,187.15 and 157,214.10 is: 235,821.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,458.10 : 275,187.15 = 157,214.10 : x
  2. Step 2: Convert to fraction form
    183,458.10/275,187.15 = 157,214.10/x
  3. Step 3: Cross multiply
    183,458.10x = 275,187.15 × 157,214.10
  4. Step 4: Simplify right side
    183,458.10x = 43,263,300,118.82
  5. Step 5: Solve for x
    x = 43,263,300,118.82/183,458.10
  6. Step 6: Final answer
    x = 235,821.15

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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.