Home / 99,277.03-137,003.36-53,955.01

Finding the Fourth Proportional to 99,277.03, 137,003.36 and 53,955.01

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Solution

The fourth proportional to 99,277.03, 137,003.36 and 53,955.01 is: 74,458.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,277.03 : 137,003.36 = 53,955.01 : x
  2. Step 2: Convert to fraction form
    99,277.03/137,003.36 = 53,955.01/x
  3. Step 3: Cross multiply
    99,277.03x = 137,003.36 × 53,955.01
  4. Step 4: Simplify right side
    99,277.03x = 7,392,017,658.83
  5. Step 5: Solve for x
    x = 7,392,017,658.83/99,277.03
  6. Step 6: Final answer
    x = 74,458.49

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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.