Home / 109,561.01-164,341.51-26,455.01

Finding the Fourth Proportional to 109,561.01, 164,341.51 and 26,455.01

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Solution

The fourth proportional to 109,561.01, 164,341.51 and 26,455.01 is: 39,682.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,561.01 : 164,341.51 = 26,455.01 : x
  2. Step 2: Convert to fraction form
    109,561.01/164,341.51 = 26,455.01/x
  3. Step 3: Cross multiply
    109,561.01x = 164,341.51 × 26,455.01
  4. Step 4: Simplify right side
    109,561.01x = 4,347,655,402.62
  5. Step 5: Solve for x
    x = 4,347,655,402.62/109,561.01
  6. Step 6: Final answer
    x = 39,682.51

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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.