Home / 110,021.22-165,628.94-98,590.50

Finding the Fourth Proportional to 110,021.22, 165,628.94 and 98,590.50

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Solution

The fourth proportional to 110,021.22, 165,628.94 and 98,590.50 is: 148,420.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,021.22 : 165,628.94 = 98,590.50 : x
  2. Step 2: Convert to fraction form
    110,021.22/165,628.94 = 98,590.50/x
  3. Step 3: Cross multiply
    110,021.22x = 165,628.94 × 98,590.50
  4. Step 4: Simplify right side
    110,021.22x = 16,329,439,516.12
  5. Step 5: Solve for x
    x = 16,329,439,516.12/110,021.22
  6. Step 6: Final answer
    x = 148,420.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.