Home / 109,420.14-164,130.20-26,314.14

Finding the Fourth Proportional to 109,420.14, 164,130.20 and 26,314.14

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Solution

The fourth proportional to 109,420.14, 164,130.20 and 26,314.14 is: 39,471.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,420.14 : 164,130.20 = 26,314.14 : x
  2. Step 2: Convert to fraction form
    109,420.14/164,130.20 = 26,314.14/x
  3. Step 3: Cross multiply
    109,420.14x = 164,130.20 × 26,314.14
  4. Step 4: Simplify right side
    109,420.14x = 4,318,945,061.03
  5. Step 5: Solve for x
    x = 4,318,945,061.03/109,420.14
  6. Step 6: Final answer
    x = 39,471.21

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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.