Home / 109,561.13-164,341.70-26,455.13

Finding the Fourth Proportional to 109,561.13, 164,341.70 and 26,455.13

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Solution

The fourth proportional to 109,561.13, 164,341.70 and 26,455.13 is: 39,682.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,561.13 : 164,341.70 = 26,455.13 : x
  2. Step 2: Convert to fraction form
    109,561.13/164,341.70 = 26,455.13/x
  3. Step 3: Cross multiply
    109,561.13x = 164,341.70 × 26,455.13
  4. Step 4: Simplify right side
    109,561.13x = 4,347,681,037.92
  5. Step 5: Solve for x
    x = 4,347,681,037.92/109,561.13
  6. Step 6: Final answer
    x = 39,682.70

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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.