Home / 130,177.40-195,266.10-47,051.96

Finding the Fourth Proportional to 130,177.40, 195,266.10 and 47,051.96

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Solution

The fourth proportional to 130,177.40, 195,266.10 and 47,051.96 is: 70,577.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,177.40 : 195,266.10 = 47,051.96 : x
  2. Step 2: Convert to fraction form
    130,177.40/195,266.10 = 47,051.96/x
  3. Step 3: Cross multiply
    130,177.40x = 195,266.10 × 47,051.96
  4. Step 4: Simplify right side
    130,177.40x = 9,187,652,726.56
  5. Step 5: Solve for x
    x = 9,187,652,726.56/130,177.40
  6. Step 6: Final answer
    x = 70,577.94

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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.