Home / 251,132.58-346,566.69-136,413.46

Finding the Fourth Proportional to 251,132.58, 346,566.69 and 136,413.46

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Solution

The fourth proportional to 251,132.58, 346,566.69 and 136,413.46 is: 188,252.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,132.58 : 346,566.69 = 136,413.46 : x
  2. Step 2: Convert to fraction form
    251,132.58/346,566.69 = 136,413.46/x
  3. Step 3: Cross multiply
    251,132.58x = 346,566.69 × 136,413.46
  4. Step 4: Simplify right side
    251,132.58x = 47,276,361,303.65
  5. Step 5: Solve for x
    x = 47,276,361,303.65/251,132.58
  6. Step 6: Final answer
    x = 188,252.60

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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.