Home / 98,942.77-148,613.37-59,039.81

Finding the Fourth Proportional to 98,942.77, 148,613.37 and 59,039.81

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Solution

The fourth proportional to 98,942.77, 148,613.37 and 59,039.81 is: 88,678.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,942.77 : 148,613.37 = 59,039.81 : x
  2. Step 2: Convert to fraction form
    98,942.77/148,613.37 = 59,039.81/x
  3. Step 3: Cross multiply
    98,942.77x = 148,613.37 × 59,039.81
  4. Step 4: Simplify right side
    98,942.77x = 8,774,105,388.14
  5. Step 5: Solve for x
    x = 8,774,105,388.14/98,942.77
  6. Step 6: Final answer
    x = 88,678.59

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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.