Home / 109,620.16-164,430.32-26,514.24

Finding the Fourth Proportional to 109,620.16, 164,430.32 and 26,514.24

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Solution

The fourth proportional to 109,620.16, 164,430.32 and 26,514.24 is: 39,771.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,620.16 : 164,430.32 = 26,514.24 : x
  2. Step 2: Convert to fraction form
    109,620.16/164,430.32 = 26,514.24/x
  3. Step 3: Cross multiply
    109,620.16x = 164,430.32 × 26,514.24
  4. Step 4: Simplify right side
    109,620.16x = 4,359,744,967.76
  5. Step 5: Solve for x
    x = 4,359,744,967.76/109,620.16
  6. Step 6: Final answer
    x = 39,771.38

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1.5x scale

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.