Home / 117,240.47-161,791.59-63,526.94

Finding the Fourth Proportional to 117,240.47, 161,791.59 and 63,526.94

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Solution

The fourth proportional to 117,240.47, 161,791.59 and 63,526.94 is: 87,667.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,240.47 : 161,791.59 = 63,526.94 : x
  2. Step 2: Convert to fraction form
    117,240.47/161,791.59 = 63,526.94/x
  3. Step 3: Cross multiply
    117,240.47x = 161,791.59 × 63,526.94
  4. Step 4: Simplify right side
    117,240.47x = 10,278,124,630.43
  5. Step 5: Solve for x
    x = 10,278,124,630.43/117,240.47
  6. Step 6: Final answer
    x = 87,667.04

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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.