Home / 170,615.60-235,448.87-94,139.45

Finding the Fourth Proportional to 170,615.60, 235,448.87 and 94,139.45

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Solution

The fourth proportional to 170,615.60, 235,448.87 and 94,139.45 is: 129,912.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,615.60 : 235,448.87 = 94,139.45 : x
  2. Step 2: Convert to fraction form
    170,615.60/235,448.87 = 94,139.45/x
  3. Step 3: Cross multiply
    170,615.60x = 235,448.87 × 94,139.45
  4. Step 4: Simplify right side
    170,615.60x = 22,165,026,654.22
  5. Step 5: Solve for x
    x = 22,165,026,654.22/170,615.60
  6. Step 6: Final answer
    x = 129,912.08

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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.