Home / 110,267.29-152,148.87-74,021.37

Finding the Fourth Proportional to 110,267.29, 152,148.87 and 74,021.37

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Solution

The fourth proportional to 110,267.29, 152,148.87 and 74,021.37 is: 102,136.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,267.29 : 152,148.87 = 74,021.37 : x
  2. Step 2: Convert to fraction form
    110,267.29/152,148.87 = 74,021.37/x
  3. Step 3: Cross multiply
    110,267.29x = 152,148.87 × 74,021.37
  4. Step 4: Simplify right side
    110,267.29x = 11,262,267,801.35
  5. Step 5: Solve for x
    x = 11,262,267,801.35/110,267.29
  6. Step 6: Final answer
    x = 102,136.07

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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.