Home / 49,435.84-74,153.74-19,853.67

Finding the Fourth Proportional to 49,435.84, 74,153.74 and 19,853.67

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Solution

The fourth proportional to 49,435.84, 74,153.74 and 19,853.67 is: 29,780.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,435.84 : 74,153.74 = 19,853.67 : x
  2. Step 2: Convert to fraction form
    49,435.84/74,153.74 = 19,853.67/x
  3. Step 3: Cross multiply
    49,435.84x = 74,153.74 × 19,853.67
  4. Step 4: Simplify right side
    49,435.84x = 1,472,223,883.23
  5. Step 5: Solve for x
    x = 1,472,223,883.23/49,435.84
  6. Step 6: Final answer
    x = 29,780.50

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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.