Home / 250,880.52-346,214.61-137,700.84

Finding the Fourth Proportional to 250,880.52, 346,214.61 and 137,700.84

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Solution

The fourth proportional to 250,880.52, 346,214.61 and 137,700.84 is: 190,026.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,880.52 : 346,214.61 = 137,700.84 : x
  2. Step 2: Convert to fraction form
    250,880.52/346,214.61 = 137,700.84/x
  3. Step 3: Cross multiply
    250,880.52x = 346,214.61 × 137,700.84
  4. Step 4: Simplify right side
    250,880.52x = 47,674,042,617.27
  5. Step 5: Solve for x
    x = 47,674,042,617.27/250,880.52
  6. Step 6: Final answer
    x = 190,026.88

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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.