Home / 193,548.12-267,071.76-112,957.20

Finding the Fourth Proportional to 193,548.12, 267,071.76 and 112,957.20

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Solution

The fourth proportional to 193,548.12, 267,071.76 and 112,957.20 is: 155,866.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,548.12 : 267,071.76 = 112,957.20 : x
  2. Step 2: Convert to fraction form
    193,548.12/267,071.76 = 112,957.20/x
  3. Step 3: Cross multiply
    193,548.12x = 267,071.76 × 112,957.20
  4. Step 4: Simplify right side
    193,548.12x = 30,167,678,208.67
  5. Step 5: Solve for x
    x = 30,167,678,208.67/193,548.12
  6. Step 6: Final answer
    x = 155,866.55

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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.