Home / 205,390.58-283,438.95-114,746.57

Finding the Fourth Proportional to 205,390.58, 283,438.95 and 114,746.57

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Solution

The fourth proportional to 205,390.58, 283,438.95 and 114,746.57 is: 158,350.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,390.58 : 283,438.95 = 114,746.57 : x
  2. Step 2: Convert to fraction form
    205,390.58/283,438.95 = 114,746.57/x
  3. Step 3: Cross multiply
    205,390.58x = 283,438.95 × 114,746.57
  4. Step 4: Simplify right side
    205,390.58x = 32,523,645,899.71
  5. Step 5: Solve for x
    x = 32,523,645,899.71/205,390.58
  6. Step 6: Final answer
    x = 158,350.24

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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.