Home / 146,617.32-202,423.50-100,755.96

Finding the Fourth Proportional to 146,617.32, 202,423.50 and 100,755.96

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Solution

The fourth proportional to 146,617.32, 202,423.50 and 100,755.96 is: 139,106.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,617.32 : 202,423.50 = 100,755.96 : x
  2. Step 2: Convert to fraction form
    146,617.32/202,423.50 = 100,755.96/x
  3. Step 3: Cross multiply
    146,617.32x = 202,423.50 × 100,755.96
  4. Step 4: Simplify right side
    146,617.32x = 20,395,374,069.06
  5. Step 5: Solve for x
    x = 20,395,374,069.06/146,617.32
  6. Step 6: Final answer
    x = 139,106.17

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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.