Home / 250,479.48-345,675.83-148,565.28

Finding the Fourth Proportional to 250,479.48, 345,675.83 and 148,565.28

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Solution

The fourth proportional to 250,479.48, 345,675.83 and 148,565.28 is: 205,028.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,479.48 : 345,675.83 = 148,565.28 : x
  2. Step 2: Convert to fraction form
    250,479.48/345,675.83 = 148,565.28/x
  3. Step 3: Cross multiply
    250,479.48x = 345,675.83 × 148,565.28
  4. Step 4: Simplify right side
    250,479.48x = 51,355,425,730.36
  5. Step 5: Solve for x
    x = 51,355,425,730.36/250,479.48
  6. Step 6: Final answer
    x = 205,028.47

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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.