Home / 207,936.86-286,953.55-112,444.24

Finding the Fourth Proportional to 207,936.86, 286,953.55 and 112,444.24

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Solution

The fourth proportional to 207,936.86, 286,953.55 and 112,444.24 is: 155,173.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,936.86 : 286,953.55 = 112,444.24 : x
  2. Step 2: Convert to fraction form
    207,936.86/286,953.55 = 112,444.24/x
  3. Step 3: Cross multiply
    207,936.86x = 286,953.55 × 112,444.24
  4. Step 4: Simplify right side
    207,936.86x = 32,266,273,845.05
  5. Step 5: Solve for x
    x = 32,266,273,845.05/207,936.86
  6. Step 6: Final answer
    x = 155,173.42

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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.