Home / 170,432.56-235,197.72-98,854.96

Finding the Fourth Proportional to 170,432.56, 235,197.72 and 98,854.96

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Solution

The fourth proportional to 170,432.56, 235,197.72 and 98,854.96 is: 136,420.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,432.56 : 235,197.72 = 98,854.96 : x
  2. Step 2: Convert to fraction form
    170,432.56/235,197.72 = 98,854.96/x
  3. Step 3: Cross multiply
    170,432.56x = 235,197.72 × 98,854.96
  4. Step 4: Simplify right side
    170,432.56x = 23,250,461,202.69
  5. Step 5: Solve for x
    x = 23,250,461,202.69/170,432.56
  6. Step 6: Final answer
    x = 136,420.30

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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.