Home / 205,681.92-283,840.23-115,037.52

Finding the Fourth Proportional to 205,681.92, 283,840.23 and 115,037.52

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Solution

The fourth proportional to 205,681.92, 283,840.23 and 115,037.52 is: 158,751.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,681.92 : 283,840.23 = 115,037.52 : x
  2. Step 2: Convert to fraction form
    205,681.92/283,840.23 = 115,037.52/x
  3. Step 3: Cross multiply
    205,681.92x = 283,840.23 × 115,037.52
  4. Step 4: Simplify right side
    205,681.92x = 32,652,276,135.43
  5. Step 5: Solve for x
    x = 32,652,276,135.43/205,681.92
  6. Step 6: Final answer
    x = 158,751.32

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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.