Home / 106,538.75-147,023.34-58,792.10

Finding the Fourth Proportional to 106,538.75, 147,023.34 and 58,792.10

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Solution

The fourth proportional to 106,538.75, 147,023.34 and 58,792.10 is: 81,133.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,538.75 : 147,023.34 = 58,792.10 : x
  2. Step 2: Convert to fraction form
    106,538.75/147,023.34 = 58,792.10/x
  3. Step 3: Cross multiply
    106,538.75x = 147,023.34 × 58,792.10
  4. Step 4: Simplify right side
    106,538.75x = 8,643,810,907.61
  5. Step 5: Solve for x
    x = 8,643,810,907.61/106,538.75
  6. Step 6: Final answer
    x = 81,133.02

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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.