Home / 98,826.34-136,380.40-53,504.33

Finding the Fourth Proportional to 98,826.34, 136,380.40 and 53,504.33

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Solution

The fourth proportional to 98,826.34, 136,380.40 and 53,504.33 is: 73,836.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,826.34 : 136,380.40 = 53,504.33 : x
  2. Step 2: Convert to fraction form
    98,826.34/136,380.40 = 53,504.33/x
  3. Step 3: Cross multiply
    98,826.34x = 136,380.40 × 53,504.33
  4. Step 4: Simplify right side
    98,826.34x = 7,296,941,927.13
  5. Step 5: Solve for x
    x = 7,296,941,927.13/98,826.34
  6. Step 6: Final answer
    x = 73,836.00

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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.