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Finding the Fourth Proportional to 145,957.50, 218,653.02 and 95,885.64

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Solution

The fourth proportional to 145,957.50, 218,653.02 and 95,885.64 is: 143,642.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,957.50 : 218,653.02 = 95,885.64 : x
  2. Step 2: Convert to fraction form
    145,957.50/218,653.02 = 95,885.64/x
  3. Step 3: Cross multiply
    145,957.50x = 218,653.02 × 95,885.64
  4. Step 4: Simplify right side
    145,957.50x = 20,965,684,760.63
  5. Step 5: Solve for x
    x = 20,965,684,760.63/145,957.50
  6. Step 6: Final answer
    x = 143,642.39

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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.