Home / 34,106.81-47,068.58-19,766.69

Finding the Fourth Proportional to 34,106.81, 47,068.58 and 19,766.69

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Solution

The fourth proportional to 34,106.81, 47,068.58 and 19,766.69 is: 27,278.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,106.81 : 47,068.58 = 19,766.69 : x
  2. Step 2: Convert to fraction form
    34,106.81/47,068.58 = 19,766.69/x
  3. Step 3: Cross multiply
    34,106.81x = 47,068.58 × 19,766.69
  4. Step 4: Simplify right side
    34,106.81x = 930,389,930.77
  5. Step 5: Solve for x
    x = 930,389,930.77/34,106.81
  6. Step 6: Final answer
    x = 27,278.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.