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Finding the Fourth Proportional to 160,575.58, 239,886.69 and 103,954.42

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Solution

The fourth proportional to 160,575.58, 239,886.69 and 103,954.42 is: 155,299.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,575.58 : 239,886.69 = 103,954.42 : x
  2. Step 2: Convert to fraction form
    160,575.58/239,886.69 = 103,954.42/x
  3. Step 3: Cross multiply
    160,575.58x = 239,886.69 × 103,954.42
  4. Step 4: Simplify right side
    160,575.58x = 24,937,281,204.90
  5. Step 5: Solve for x
    x = 24,937,281,204.90/160,575.58
  6. Step 6: Final answer
    x = 155,299.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.