Home / 98,564.98-136,019.73-53,242.96

Finding the Fourth Proportional to 98,564.98, 136,019.73 and 53,242.96

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Solution

The fourth proportional to 98,564.98, 136,019.73 and 53,242.96 is: 73,475.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,564.98 : 136,019.73 = 53,242.96 : x
  2. Step 2: Convert to fraction form
    98,564.98/136,019.73 = 53,242.96/x
  3. Step 3: Cross multiply
    98,564.98x = 136,019.73 × 53,242.96
  4. Step 4: Simplify right side
    98,564.98x = 7,242,093,043.60
  5. Step 5: Solve for x
    x = 7,242,093,043.60/98,564.98
  6. Step 6: Final answer
    x = 73,475.32

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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.