Home / 102,357.60-153,419.93-62,288.21

Finding the Fourth Proportional to 102,357.60, 153,419.93 and 62,288.21

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Solution

The fourth proportional to 102,357.60, 153,419.93 and 62,288.21 is: 93,361.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,357.60 : 153,419.93 = 62,288.21 : x
  2. Step 2: Convert to fraction form
    102,357.60/153,419.93 = 62,288.21/x
  3. Step 3: Cross multiply
    102,357.60x = 153,419.93 × 62,288.21
  4. Step 4: Simplify right side
    102,357.60x = 9,556,251,739.48
  5. Step 5: Solve for x
    x = 9,556,251,739.48/102,357.60
  6. Step 6: Final answer
    x = 93,361.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.