Home / 136,867.48-205,301.02-43,365.94

Finding the Fourth Proportional to 136,867.48, 205,301.02 and 43,365.94

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Solution

The fourth proportional to 136,867.48, 205,301.02 and 43,365.94 is: 65,048.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,867.48 : 205,301.02 = 43,365.94 : x
  2. Step 2: Convert to fraction form
    136,867.48/205,301.02 = 43,365.94/x
  3. Step 3: Cross multiply
    136,867.48x = 205,301.02 × 43,365.94
  4. Step 4: Simplify right side
    136,867.48x = 8,903,071,715.26
  5. Step 5: Solve for x
    x = 8,903,071,715.26/136,867.48
  6. Step 6: Final answer
    x = 65,048.85

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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.