Home / 208,936.44-288,327.95-113,443.22

Finding the Fourth Proportional to 208,936.44, 288,327.95 and 113,443.22

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Solution

The fourth proportional to 208,936.44, 288,327.95 and 113,443.22 is: 156,549.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,936.44 : 288,327.95 = 113,443.22 : x
  2. Step 2: Convert to fraction form
    208,936.44/288,327.95 = 113,443.22/x
  3. Step 3: Cross multiply
    208,936.44x = 288,327.95 × 113,443.22
  4. Step 4: Simplify right side
    208,936.44x = 32,708,849,055.14
  5. Step 5: Solve for x
    x = 32,708,849,055.14/208,936.44
  6. Step 6: Final answer
    x = 156,549.28

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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.