Home / 153,887.20-230,807.70-48,692.50

Finding the Fourth Proportional to 153,887.20, 230,807.70 and 48,692.50

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Solution

The fourth proportional to 153,887.20, 230,807.70 and 48,692.50 is: 73,031.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,887.20 : 230,807.70 = 48,692.50 : x
  2. Step 2: Convert to fraction form
    153,887.20/230,807.70 = 48,692.50/x
  3. Step 3: Cross multiply
    153,887.20x = 230,807.70 × 48,692.50
  4. Step 4: Simplify right side
    153,887.20x = 11,238,603,932.25
  5. Step 5: Solve for x
    x = 11,238,603,932.25/153,887.20
  6. Step 6: Final answer
    x = 73,031.44

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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.