Home / 98,675.24-136,171.54-53,352.90

Finding the Fourth Proportional to 98,675.24, 136,171.54 and 53,352.90

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Solution

The fourth proportional to 98,675.24, 136,171.54 and 53,352.90 is: 73,626.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,675.24 : 136,171.54 = 53,352.90 : x
  2. Step 2: Convert to fraction form
    98,675.24/136,171.54 = 53,352.90/x
  3. Step 3: Cross multiply
    98,675.24x = 136,171.54 × 53,352.90
  4. Step 4: Simplify right side
    98,675.24x = 7,265,146,556.47
  5. Step 5: Solve for x
    x = 7,265,146,556.47/98,675.24
  6. Step 6: Final answer
    x = 73,626.84

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1.5x scale

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.