Home / 183,790.08-253,880.64-144,007.20

Finding the Fourth Proportional to 183,790.08, 253,880.64 and 144,007.20

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Solution

The fourth proportional to 183,790.08, 253,880.64 and 144,007.20 is: 198,926.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,790.08 : 253,880.64 = 144,007.20 : x
  2. Step 2: Convert to fraction form
    183,790.08/253,880.64 = 144,007.20/x
  3. Step 3: Cross multiply
    183,790.08x = 253,880.64 × 144,007.20
  4. Step 4: Simplify right side
    183,790.08x = 36,560,640,100.61
  5. Step 5: Solve for x
    x = 36,560,640,100.61/183,790.08
  6. Step 6: Final answer
    x = 198,926.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.