Home / 106,829.20-160,032.60-93,696.40

Finding the Fourth Proportional to 106,829.20, 160,032.60 and 93,696.40

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Solution

The fourth proportional to 106,829.20, 160,032.60 and 93,696.40 is: 140,359.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,829.20 : 160,032.60 = 93,696.40 : x
  2. Step 2: Convert to fraction form
    106,829.20/160,032.60 = 93,696.40/x
  3. Step 3: Cross multiply
    106,829.20x = 160,032.60 × 93,696.40
  4. Step 4: Simplify right side
    106,829.20x = 14,994,478,502.64
  5. Step 5: Solve for x
    x = 14,994,478,502.64/106,829.20
  6. Step 6: Final answer
    x = 140,359.36

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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.