Home / 106,099.90-146,420.93-58,356.31

Finding the Fourth Proportional to 106,099.90, 146,420.93 and 58,356.31

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Solution

The fourth proportional to 106,099.90, 146,420.93 and 58,356.31 is: 80,533.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,099.90 : 146,420.93 = 58,356.31 : x
  2. Step 2: Convert to fraction form
    106,099.90/146,420.93 = 58,356.31/x
  3. Step 3: Cross multiply
    106,099.90x = 146,420.93 × 58,356.31
  4. Step 4: Simplify right side
    106,099.90x = 8,544,585,181.57
  5. Step 5: Solve for x
    x = 8,544,585,181.57/106,099.90
  6. Step 6: Final answer
    x = 80,533.40

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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.