Home / 227,639.40-341,459.10-69,868.20

Finding the Fourth Proportional to 227,639.40, 341,459.10 and 69,868.20

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Solution

The fourth proportional to 227,639.40, 341,459.10 and 69,868.20 is: 104,802.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,639.40 : 341,459.10 = 69,868.20 : x
  2. Step 2: Convert to fraction form
    227,639.40/341,459.10 = 69,868.20/x
  3. Step 3: Cross multiply
    227,639.40x = 341,459.10 × 69,868.20
  4. Step 4: Simplify right side
    227,639.40x = 23,857,132,690.62
  5. Step 5: Solve for x
    x = 23,857,132,690.62/227,639.40
  6. Step 6: Final answer
    x = 104,802.30

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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.