Home / 109,748.30-164,622.45-26,642.30

Finding the Fourth Proportional to 109,748.30, 164,622.45 and 26,642.30

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Solution

The fourth proportional to 109,748.30, 164,622.45 and 26,642.30 is: 39,963.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,748.30 : 164,622.45 = 26,642.30 : x
  2. Step 2: Convert to fraction form
    109,748.30/164,622.45 = 26,642.30/x
  3. Step 3: Cross multiply
    109,748.30x = 164,622.45 × 26,642.30
  4. Step 4: Simplify right side
    109,748.30x = 4,385,920,699.64
  5. Step 5: Solve for x
    x = 4,385,920,699.64/109,748.30
  6. Step 6: Final answer
    x = 39,963.45

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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.