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Finding the Fourth Proportional to 155,994.98, 233,974.40 and 43,684.20

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Solution

The fourth proportional to 155,994.98, 233,974.40 and 43,684.20 is: 65,521.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,994.98 : 233,974.40 = 43,684.20 : x
  2. Step 2: Convert to fraction form
    155,994.98/233,974.40 = 43,684.20/x
  3. Step 3: Cross multiply
    155,994.98x = 233,974.40 × 43,684.20
  4. Step 4: Simplify right side
    155,994.98x = 10,220,984,266.06
  5. Step 5: Solve for x
    x = 10,220,984,266.06/155,994.98
  6. Step 6: Final answer
    x = 65,521.24

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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.