Home / 250,869.20-346,199.49-137,699.24

Finding the Fourth Proportional to 250,869.20, 346,199.49 and 137,699.24

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Solution

The fourth proportional to 250,869.20, 346,199.49 and 137,699.24 is: 190,024.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,869.20 : 346,199.49 = 137,699.24 : x
  2. Step 2: Convert to fraction form
    250,869.20/346,199.49 = 137,699.24/x
  3. Step 3: Cross multiply
    250,869.20x = 346,199.49 × 137,699.24
  4. Step 4: Simplify right side
    250,869.20x = 47,671,404,930.39
  5. Step 5: Solve for x
    x = 47,671,404,930.39/250,869.20
  6. Step 6: Final answer
    x = 190,024.94

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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.