Home / 69,922.04-104,384.60-67,461.66

Finding the Fourth Proportional to 69,922.04, 104,384.60 and 67,461.66

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Solution

The fourth proportional to 69,922.04, 104,384.60 and 67,461.66 is: 100,711.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,922.04 : 104,384.60 = 67,461.66 : x
  2. Step 2: Convert to fraction form
    69,922.04/104,384.60 = 67,461.66/x
  3. Step 3: Cross multiply
    69,922.04x = 104,384.60 × 67,461.66
  4. Step 4: Simplify right side
    69,922.04x = 7,041,958,310.11
  5. Step 5: Solve for x
    x = 7,041,958,310.11/69,922.04
  6. Step 6: Final answer
    x = 100,711.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.