Home / 147,466.60-203,495.14-83,795.56

Finding the Fourth Proportional to 147,466.60, 203,495.14 and 83,795.56

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Solution

The fourth proportional to 147,466.60, 203,495.14 and 83,795.56 is: 115,632.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,466.60 : 203,495.14 = 83,795.56 : x
  2. Step 2: Convert to fraction form
    147,466.60/203,495.14 = 83,795.56/x
  3. Step 3: Cross multiply
    147,466.60x = 203,495.14 × 83,795.56
  4. Step 4: Simplify right side
    147,466.60x = 17,051,989,213.58
  5. Step 5: Solve for x
    x = 17,051,989,213.58/147,466.60
  6. Step 6: Final answer
    x = 115,632.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.