Home / 170,692.34-235,605.40-99,104.54

Finding the Fourth Proportional to 170,692.34, 235,605.40 and 99,104.54

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Solution

The fourth proportional to 170,692.34, 235,605.40 and 99,104.54 is: 136,793.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,692.34 : 235,605.40 = 99,104.54 : x
  2. Step 2: Convert to fraction form
    170,692.34/235,605.40 = 99,104.54/x
  3. Step 3: Cross multiply
    170,692.34x = 235,605.40 × 99,104.54
  4. Step 4: Simplify right side
    170,692.34x = 23,349,564,788.52
  5. Step 5: Solve for x
    x = 23,349,564,788.52/170,692.34
  6. Step 6: Final answer
    x = 136,793.28

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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.