Home / 113,886.60-170,829.90-64,734.60

Finding the Fourth Proportional to 113,886.60, 170,829.90 and 64,734.60

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Solution

The fourth proportional to 113,886.60, 170,829.90 and 64,734.60 is: 97,101.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,886.60 : 170,829.90 = 64,734.60 : x
  2. Step 2: Convert to fraction form
    113,886.60/170,829.90 = 64,734.60/x
  3. Step 3: Cross multiply
    113,886.60x = 170,829.90 × 64,734.60
  4. Step 4: Simplify right side
    113,886.60x = 11,058,605,244.54
  5. Step 5: Solve for x
    x = 11,058,605,244.54/113,886.60
  6. Step 6: Final answer
    x = 97,101.90

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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.