Home / 106,190.76-146,494.20-68,477.16

Finding the Fourth Proportional to 106,190.76, 146,494.20 and 68,477.16

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Solution

The fourth proportional to 106,190.76, 146,494.20 and 68,477.16 is: 94,466.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,190.76 : 146,494.20 = 68,477.16 : x
  2. Step 2: Convert to fraction form
    106,190.76/146,494.20 = 68,477.16/x
  3. Step 3: Cross multiply
    106,190.76x = 146,494.20 × 68,477.16
  4. Step 4: Simplify right side
    106,190.76x = 10,031,506,772.47
  5. Step 5: Solve for x
    x = 10,031,506,772.47/106,190.76
  6. Step 6: Final answer
    x = 94,466.85

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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.