Home / 185,961.40-256,692.54-110,509

Finding the Fourth Proportional to 185,961.40, 256,692.54 and 110,509

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Solution

The fourth proportional to 185,961.40, 256,692.54 and 110,509 is: 152,541.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,961.40 : 256,692.54 = 110,509 : x
  2. Step 2: Convert to fraction form
    185,961.40/256,692.54 = 110,509/x
  3. Step 3: Cross multiply
    185,961.40x = 256,692.54 × 110,509
  4. Step 4: Simplify right side
    185,961.40x = 28,366,835,902.86
  5. Step 5: Solve for x
    x = 28,366,835,902.86/185,961.40
  6. Step 6: Final answer
    x = 152,541.53

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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.