Home / 130,703.40-195,536.70-113,365.80

Finding the Fourth Proportional to 130,703.40, 195,536.70 and 113,365.80

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Solution

The fourth proportional to 130,703.40, 195,536.70 and 113,365.80 is: 169,599.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,703.40 : 195,536.70 = 113,365.80 : x
  2. Step 2: Convert to fraction form
    130,703.40/195,536.70 = 113,365.80/x
  3. Step 3: Cross multiply
    130,703.40x = 195,536.70 × 113,365.80
  4. Step 4: Simplify right side
    130,703.40x = 22,167,174,424.86
  5. Step 5: Solve for x
    x = 22,167,174,424.86/130,703.40
  6. Step 6: Final answer
    x = 169,599.06

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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.