Home / 146,621.40-202,332.02-82,960.58

Finding the Fourth Proportional to 146,621.40, 202,332.02 and 82,960.58

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Solution

The fourth proportional to 146,621.40, 202,332.02 and 82,960.58 is: 114,482.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,621.40 : 202,332.02 = 82,960.58 : x
  2. Step 2: Convert to fraction form
    146,621.40/202,332.02 = 82,960.58/x
  3. Step 3: Cross multiply
    146,621.40x = 202,332.02 × 82,960.58
  4. Step 4: Simplify right side
    146,621.40x = 16,785,580,305.31
  5. Step 5: Solve for x
    x = 16,785,580,305.31/146,621.40
  6. Step 6: Final answer
    x = 114,482.47

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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.