Home / 74,271.40-111,235.48-44,623.88

Finding the Fourth Proportional to 74,271.40, 111,235.48 and 44,623.88

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Solution

The fourth proportional to 74,271.40, 111,235.48 and 44,623.88 is: 66,832.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,271.40 : 111,235.48 = 44,623.88 : x
  2. Step 2: Convert to fraction form
    74,271.40/111,235.48 = 44,623.88/x
  3. Step 3: Cross multiply
    74,271.40x = 111,235.48 × 44,623.88
  4. Step 4: Simplify right side
    74,271.40x = 4,963,757,931.97
  5. Step 5: Solve for x
    x = 4,963,757,931.97/74,271.40
  6. Step 6: Final answer
    x = 66,832.70

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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.