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Finding the Fourth Proportional to 167,962.81, 250,715.32 and 148,034.47

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Solution

The fourth proportional to 167,962.81, 250,715.32 and 148,034.47 is: 220,968.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,962.81 : 250,715.32 = 148,034.47 : x
  2. Step 2: Convert to fraction form
    167,962.81/250,715.32 = 148,034.47/x
  3. Step 3: Cross multiply
    167,962.81x = 250,715.32 × 148,034.47
  4. Step 4: Simplify right side
    167,962.81x = 37,114,509,517.08
  5. Step 5: Solve for x
    x = 37,114,509,517.08/167,962.81
  6. Step 6: Final answer
    x = 220,968.62

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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.