Home / 152,355.49-228,620.75-118,981.87

Finding the Fourth Proportional to 152,355.49, 228,620.75 and 118,981.87

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Solution

The fourth proportional to 152,355.49, 228,620.75 and 118,981.87 is: 178,541.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,355.49 : 228,620.75 = 118,981.87 : x
  2. Step 2: Convert to fraction form
    152,355.49/228,620.75 = 118,981.87/x
  3. Step 3: Cross multiply
    152,355.49x = 228,620.75 × 118,981.87
  4. Step 4: Simplify right side
    152,355.49x = 27,201,723,189.34
  5. Step 5: Solve for x
    x = 27,201,723,189.34/152,355.49
  6. Step 6: Final answer
    x = 178,541.15

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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.