Home / 193,359.47-266,776.26-112,729.94

Finding the Fourth Proportional to 193,359.47, 266,776.26 and 112,729.94

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Solution

The fourth proportional to 193,359.47, 266,776.26 and 112,729.94 is: 155,532.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,359.47 : 266,776.26 = 112,729.94 : x
  2. Step 2: Convert to fraction form
    193,359.47/266,776.26 = 112,729.94/x
  3. Step 3: Cross multiply
    193,359.47x = 266,776.26 × 112,729.94
  4. Step 4: Simplify right side
    193,359.47x = 30,073,671,219.57
  5. Step 5: Solve for x
    x = 30,073,671,219.57/193,359.47
  6. Step 6: Final answer
    x = 155,532.45

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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.