Home / 193,360.47-266,777.63-112,730.94

Finding the Fourth Proportional to 193,360.47, 266,777.63 and 112,730.94

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Solution

The fourth proportional to 193,360.47, 266,777.63 and 112,730.94 is: 155,533.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,360.47 : 266,777.63 = 112,730.94 : x
  2. Step 2: Convert to fraction form
    193,360.47/266,777.63 = 112,730.94/x
  3. Step 3: Cross multiply
    193,360.47x = 266,777.63 × 112,730.94
  4. Step 4: Simplify right side
    193,360.47x = 30,074,093,000.87
  5. Step 5: Solve for x
    x = 30,074,093,000.87/193,360.47
  6. Step 6: Final answer
    x = 155,533.82

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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.