Home / 215,292.72-322,913.70-57,533.34

Finding the Fourth Proportional to 215,292.72, 322,913.70 and 57,533.34

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Solution

The fourth proportional to 215,292.72, 322,913.70 and 57,533.34 is: 86,293.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,292.72 : 322,913.70 = 57,533.34 : x
  2. Step 2: Convert to fraction form
    215,292.72/322,913.70 = 57,533.34/x
  3. Step 3: Cross multiply
    215,292.72x = 322,913.70 × 57,533.34
  4. Step 4: Simplify right side
    215,292.72x = 18,578,303,692.76
  5. Step 5: Solve for x
    x = 18,578,303,692.76/215,292.72
  6. Step 6: Final answer
    x = 86,293.23

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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.