Home / 106,598.78-147,107.04-58,855.22

Finding the Fourth Proportional to 106,598.78, 147,107.04 and 58,855.22

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Solution

The fourth proportional to 106,598.78, 147,107.04 and 58,855.22 is: 81,220.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,598.78 : 147,107.04 = 58,855.22 : x
  2. Step 2: Convert to fraction form
    106,598.78/147,107.04 = 58,855.22/x
  3. Step 3: Cross multiply
    106,598.78x = 147,107.04 × 58,855.22
  4. Step 4: Simplify right side
    106,598.78x = 8,658,017,202.75
  5. Step 5: Solve for x
    x = 8,658,017,202.75/106,598.78
  6. Step 6: Final answer
    x = 81,220.60

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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.