Home / 112,634.75-155,440.83-62,333.75

Finding the Fourth Proportional to 112,634.75, 155,440.83 and 62,333.75

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Solution

The fourth proportional to 112,634.75, 155,440.83 and 62,333.75 is: 86,023.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,634.75 : 155,440.83 = 62,333.75 : x
  2. Step 2: Convert to fraction form
    112,634.75/155,440.83 = 62,333.75/x
  3. Step 3: Cross multiply
    112,634.75x = 155,440.83 × 62,333.75
  4. Step 4: Simplify right side
    112,634.75x = 9,689,209,837.01
  5. Step 5: Solve for x
    x = 9,689,209,837.01/112,634.75
  6. Step 6: Final answer
    x = 86,023.27

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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.