Home / 98,120.07-147,202.04-35,790.57

Finding the Fourth Proportional to 98,120.07, 147,202.04 and 35,790.57

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Solution

The fourth proportional to 98,120.07, 147,202.04 and 35,790.57 is: 53,693.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,120.07 : 147,202.04 = 35,790.57 : x
  2. Step 2: Convert to fraction form
    98,120.07/147,202.04 = 35,790.57/x
  3. Step 3: Cross multiply
    98,120.07x = 147,202.04 × 35,790.57
  4. Step 4: Simplify right side
    98,120.07x = 5,268,444,916.76
  5. Step 5: Solve for x
    x = 5,268,444,916.76/98,120.07
  6. Step 6: Final answer
    x = 53,693.86

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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.