Home / 130,433.70-195,692.54-59,381.76

Finding the Fourth Proportional to 130,433.70, 195,692.54 and 59,381.76

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Solution

The fourth proportional to 130,433.70, 195,692.54 and 59,381.76 is: 89,091.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,433.70 : 195,692.54 = 59,381.76 : x
  2. Step 2: Convert to fraction form
    130,433.70/195,692.54 = 59,381.76/x
  3. Step 3: Cross multiply
    130,433.70x = 195,692.54 × 59,381.76
  4. Step 4: Simplify right side
    130,433.70x = 11,620,567,444.07
  5. Step 5: Solve for x
    x = 11,620,567,444.07/130,433.70
  6. Step 6: Final answer
    x = 89,091.76

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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.