Home / 98,893.24-148,294.74-42,706.84

Finding the Fourth Proportional to 98,893.24, 148,294.74 and 42,706.84

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Solution

The fourth proportional to 98,893.24, 148,294.74 and 42,706.84 is: 64,040.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,893.24 : 148,294.74 = 42,706.84 : x
  2. Step 2: Convert to fraction form
    98,893.24/148,294.74 = 42,706.84/x
  3. Step 3: Cross multiply
    98,893.24x = 148,294.74 × 42,706.84
  4. Step 4: Simplify right side
    98,893.24x = 6,333,199,734.02
  5. Step 5: Solve for x
    x = 6,333,199,734.02/98,893.24
  6. Step 6: Final answer
    x = 64,040.78

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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.