Home / 193,166.48-266,558.84-112,607.12

Finding the Fourth Proportional to 193,166.48, 266,558.84 and 112,607.12

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Solution

The fourth proportional to 193,166.48, 266,558.84 and 112,607.12 is: 155,391.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,166.48 : 266,558.84 = 112,607.12 : x
  2. Step 2: Convert to fraction form
    193,166.48/266,558.84 = 112,607.12/x
  3. Step 3: Cross multiply
    193,166.48x = 266,558.84 × 112,607.12
  4. Step 4: Simplify right side
    193,166.48x = 30,016,421,387.11
  5. Step 5: Solve for x
    x = 30,016,421,387.11/193,166.48
  6. Step 6: Final answer
    x = 155,391.46

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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.