Home / 548,206.87-822,427.57-163,985.83

Finding the Fourth Proportional to 548,206.87, 822,427.57 and 163,985.83

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Solution

The fourth proportional to 548,206.87, 822,427.57 and 163,985.83 is: 246,013.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,206.87 : 822,427.57 = 163,985.83 : x
  2. Step 2: Convert to fraction form
    548,206.87/822,427.57 = 163,985.83/x
  3. Step 3: Cross multiply
    548,206.87x = 822,427.57 × 163,985.83
  4. Step 4: Simplify right side
    548,206.87x = 134,866,467,681.33
  5. Step 5: Solve for x
    x = 134,866,467,681.33/548,206.87
  6. Step 6: Final answer
    x = 246,013.82

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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.