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Finding the Fourth Proportional to 193,522.65, 267,014.52 and 112,904.16

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Solution

The fourth proportional to 193,522.65, 267,014.52 and 112,904.16 is: 155,780.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,522.65 : 267,014.52 = 112,904.16 : x
  2. Step 2: Convert to fraction form
    193,522.65/267,014.52 = 112,904.16/x
  3. Step 3: Cross multiply
    193,522.65x = 267,014.52 × 112,904.16
  4. Step 4: Simplify right side
    193,522.65x = 30,147,050,088.40
  5. Step 5: Solve for x
    x = 30,147,050,088.40/193,522.65
  6. Step 6: Final answer
    x = 155,780.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.