Home / 106,938.23-160,347.60-43,802.37

Finding the Fourth Proportional to 106,938.23, 160,347.60 and 43,802.37

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Solution

The fourth proportional to 106,938.23, 160,347.60 and 43,802.37 is: 65,679.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,938.23 : 160,347.60 = 43,802.37 : x
  2. Step 2: Convert to fraction form
    106,938.23/160,347.60 = 43,802.37/x
  3. Step 3: Cross multiply
    106,938.23x = 160,347.60 × 43,802.37
  4. Step 4: Simplify right side
    106,938.23x = 7,023,604,903.81
  5. Step 5: Solve for x
    x = 7,023,604,903.81/106,938.23
  6. Step 6: Final answer
    x = 65,679.09

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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.