Home / 98,669.04-136,163.88-53,957.04

Finding the Fourth Proportional to 98,669.04, 136,163.88 and 53,957.04

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Solution

The fourth proportional to 98,669.04, 136,163.88 and 53,957.04 is: 74,461.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,669.04 : 136,163.88 = 53,957.04 : x
  2. Step 2: Convert to fraction form
    98,669.04/136,163.88 = 53,957.04/x
  3. Step 3: Cross multiply
    98,669.04x = 136,163.88 × 53,957.04
  4. Step 4: Simplify right side
    98,669.04x = 7,346,999,919.72
  5. Step 5: Solve for x
    x = 7,346,999,919.72/98,669.04
  6. Step 6: Final answer
    x = 74,461.05

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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.