Home / 74,586.02-111,706.70-44,938.40

Finding the Fourth Proportional to 74,586.02, 111,706.70 and 44,938.40

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Solution

The fourth proportional to 74,586.02, 111,706.70 and 44,938.40 is: 67,303.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,586.02 : 111,706.70 = 44,938.40 : x
  2. Step 2: Convert to fraction form
    74,586.02/111,706.70 = 44,938.40/x
  3. Step 3: Cross multiply
    74,586.02x = 111,706.70 × 44,938.40
  4. Step 4: Simplify right side
    74,586.02x = 5,019,919,584.05
  5. Step 5: Solve for x
    x = 5,019,919,584.05/74,586.02
  6. Step 6: Final answer
    x = 67,303.76

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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.