Home / 208,852.14-288,216.93-113,358.84

Finding the Fourth Proportional to 208,852.14, 288,216.93 and 113,358.84

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Solution

The fourth proportional to 208,852.14, 288,216.93 and 113,358.84 is: 156,435.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,852.14 : 288,216.93 = 113,358.84 : x
  2. Step 2: Convert to fraction form
    208,852.14/288,216.93 = 113,358.84/x
  3. Step 3: Cross multiply
    208,852.14x = 288,216.93 × 113,358.84
  4. Step 4: Simplify right side
    208,852.14x = 32,671,936,853.16
  5. Step 5: Solve for x
    x = 32,671,936,853.16/208,852.14
  6. Step 6: Final answer
    x = 156,435.73

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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.