Home / 103,088.92-154,636.62-49,041.80

Finding the Fourth Proportional to 103,088.92, 154,636.62 and 49,041.80

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Solution

The fourth proportional to 103,088.92, 154,636.62 and 49,041.80 is: 73,564.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,088.92 : 154,636.62 = 49,041.80 : x
  2. Step 2: Convert to fraction form
    103,088.92/154,636.62 = 49,041.80/x
  3. Step 3: Cross multiply
    103,088.92x = 154,636.62 × 49,041.80
  4. Step 4: Simplify right side
    103,088.92x = 7,583,658,190.72
  5. Step 5: Solve for x
    x = 7,583,658,190.72/103,088.92
  6. Step 6: Final answer
    x = 73,564.24

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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.