Home / 98,794.23-148,072-48,117.30

Finding the Fourth Proportional to 98,794.23, 148,072 and 48,117.30

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Solution

The fourth proportional to 98,794.23, 148,072 and 48,117.30 is: 72,117.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,794.23 : 148,072 = 48,117.30 : x
  2. Step 2: Convert to fraction form
    98,794.23/148,072 = 48,117.30/x
  3. Step 3: Cross multiply
    98,794.23x = 148,072 × 48,117.30
  4. Step 4: Simplify right side
    98,794.23x = 7,124,824,845.60
  5. Step 5: Solve for x
    x = 7,124,824,845.60/98,794.23
  6. Step 6: Final answer
    x = 72,117.83

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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.