Home / 313,127.40-469,689.83-113,401.14

Finding the Fourth Proportional to 313,127.40, 469,689.83 and 113,401.14

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Solution

The fourth proportional to 313,127.40, 469,689.83 and 113,401.14 is: 170,101.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,127.40 : 469,689.83 = 113,401.14 : x
  2. Step 2: Convert to fraction form
    313,127.40/469,689.83 = 113,401.14/x
  3. Step 3: Cross multiply
    313,127.40x = 469,689.83 × 113,401.14
  4. Step 4: Simplify right side
    313,127.40x = 53,263,362,168.41
  5. Step 5: Solve for x
    x = 53,263,362,168.41/313,127.40
  6. Step 6: Final answer
    x = 170,101.25

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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.