Home / 98,722.23-147,989.93-60,794.81

Finding the Fourth Proportional to 98,722.23, 147,989.93 and 60,794.81

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Solution

The fourth proportional to 98,722.23, 147,989.93 and 60,794.81 is: 91,134.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,722.23 : 147,989.93 = 60,794.81 : x
  2. Step 2: Convert to fraction form
    98,722.23/147,989.93 = 60,794.81/x
  3. Step 3: Cross multiply
    98,722.23x = 147,989.93 × 60,794.81
  4. Step 4: Simplify right side
    98,722.23x = 8,997,018,632.34
  5. Step 5: Solve for x
    x = 8,997,018,632.34/98,722.23
  6. Step 6: Final answer
    x = 91,134.68

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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.