Home / 118,023.84-162,791.64-75,563.24

Finding the Fourth Proportional to 118,023.84, 162,791.64 and 75,563.24

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Solution

The fourth proportional to 118,023.84, 162,791.64 and 75,563.24 is: 104,225.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,023.84 : 162,791.64 = 75,563.24 : x
  2. Step 2: Convert to fraction form
    118,023.84/162,791.64 = 75,563.24/x
  3. Step 3: Cross multiply
    118,023.84x = 162,791.64 × 75,563.24
  4. Step 4: Simplify right side
    118,023.84x = 12,301,063,763.31
  5. Step 5: Solve for x
    x = 12,301,063,763.31/118,023.84
  6. Step 6: Final answer
    x = 104,225.25

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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.