Home / 98,295.19-147,405.32-35,103.51

Finding the Fourth Proportional to 98,295.19, 147,405.32 and 35,103.51

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Solution

The fourth proportional to 98,295.19, 147,405.32 and 35,103.51 is: 52,641.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,295.19 : 147,405.32 = 35,103.51 : x
  2. Step 2: Convert to fraction form
    98,295.19/147,405.32 = 35,103.51/x
  3. Step 3: Cross multiply
    98,295.19x = 147,405.32 × 35,103.51
  4. Step 4: Simplify right side
    98,295.19x = 5,174,444,080.79
  5. Step 5: Solve for x
    x = 5,174,444,080.79/98,295.19
  6. Step 6: Final answer
    x = 52,641.89

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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.