Home / 251,050.89-346,458.20-137,873.64

Finding the Fourth Proportional to 251,050.89, 346,458.20 and 137,873.64

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Solution

The fourth proportional to 251,050.89, 346,458.20 and 137,873.64 is: 190,270.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,050.89 : 346,458.20 = 137,873.64 : x
  2. Step 2: Convert to fraction form
    251,050.89/346,458.20 = 137,873.64/x
  3. Step 3: Cross multiply
    251,050.89x = 346,458.20 × 137,873.64
  4. Step 4: Simplify right side
    251,050.89x = 47,767,453,141.85
  5. Step 5: Solve for x
    x = 47,767,453,141.85/251,050.89
  6. Step 6: Final answer
    x = 190,270.00

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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.