Home / 40,706.70-61,053.68-11,126.84

Finding the Fourth Proportional to 40,706.70, 61,053.68 and 11,126.84

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Solution

The fourth proportional to 40,706.70, 61,053.68 and 11,126.84 is: 16,688.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,706.70 : 61,053.68 = 11,126.84 : x
  2. Step 2: Convert to fraction form
    40,706.70/61,053.68 = 11,126.84/x
  3. Step 3: Cross multiply
    40,706.70x = 61,053.68 × 11,126.84
  4. Step 4: Simplify right side
    40,706.70x = 679,334,528.77
  5. Step 5: Solve for x
    x = 679,334,528.77/40,706.70
  6. Step 6: Final answer
    x = 16,688.52

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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.