Home / 284,880.07-427,162.41-116,518.60

Finding the Fourth Proportional to 284,880.07, 427,162.41 and 116,518.60

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Solution

The fourth proportional to 284,880.07, 427,162.41 and 116,518.60 is: 174,713.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,880.07 : 427,162.41 = 116,518.60 : x
  2. Step 2: Convert to fraction form
    284,880.07/427,162.41 = 116,518.60/x
  3. Step 3: Cross multiply
    284,880.07x = 427,162.41 × 116,518.60
  4. Step 4: Simplify right side
    284,880.07x = 49,772,365,985.83
  5. Step 5: Solve for x
    x = 49,772,365,985.83/284,880.07
  6. Step 6: Final answer
    x = 174,713.40

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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.