Home / 173,830.46-260,913.83-83,936.20

Finding the Fourth Proportional to 173,830.46, 260,913.83 and 83,936.20

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Solution

The fourth proportional to 173,830.46, 260,913.83 and 83,936.20 is: 125,985.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,830.46 : 260,913.83 = 83,936.20 : x
  2. Step 2: Convert to fraction form
    173,830.46/260,913.83 = 83,936.20/x
  3. Step 3: Cross multiply
    173,830.46x = 260,913.83 × 83,936.20
  4. Step 4: Simplify right side
    173,830.46x = 21,900,115,417.65
  5. Step 5: Solve for x
    x = 21,900,115,417.65/173,830.46
  6. Step 6: Final answer
    x = 125,985.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.