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Finding the Fourth Proportional to 155,032.80, 232,030.80 and 108,376.80

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Solution

The fourth proportional to 155,032.80, 232,030.80 and 108,376.80 is: 162,202.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,032.80 : 232,030.80 = 108,376.80 : x
  2. Step 2: Convert to fraction form
    155,032.80/232,030.80 = 108,376.80/x
  3. Step 3: Cross multiply
    155,032.80x = 232,030.80 × 108,376.80
  4. Step 4: Simplify right side
    155,032.80x = 25,146,755,605.44
  5. Step 5: Solve for x
    x = 25,146,755,605.44/155,032.80
  6. Step 6: Final answer
    x = 162,202.81

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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.