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Finding the Fourth Proportional to 160,208.40, 240,325.42 and 47,880.42

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Solution

The fourth proportional to 160,208.40, 240,325.42 and 47,880.42 is: 71,824.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,208.40 : 240,325.42 = 47,880.42 : x
  2. Step 2: Convert to fraction form
    160,208.40/240,325.42 = 47,880.42/x
  3. Step 3: Cross multiply
    160,208.40x = 240,325.42 × 47,880.42
  4. Step 4: Simplify right side
    160,208.40x = 11,506,882,046.28
  5. Step 5: Solve for x
    x = 11,506,882,046.28/160,208.40
  6. Step 6: Final answer
    x = 71,824.46

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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.