Home / 99,835.41-149,514.26-57,627.68

Finding the Fourth Proportional to 99,835.41, 149,514.26 and 57,627.68

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Solution

The fourth proportional to 99,835.41, 149,514.26 and 57,627.68 is: 86,303.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,835.41 : 149,514.26 = 57,627.68 : x
  2. Step 2: Convert to fraction form
    99,835.41/149,514.26 = 57,627.68/x
  3. Step 3: Cross multiply
    99,835.41x = 149,514.26 × 57,627.68
  4. Step 4: Simplify right side
    99,835.41x = 8,616,159,315.52
  5. Step 5: Solve for x
    x = 8,616,159,315.52/99,835.41
  6. Step 6: Final answer
    x = 86,303.64

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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.