Home / 248,338.16-372,562.76-90,566.60

Finding the Fourth Proportional to 248,338.16, 372,562.76 and 90,566.60

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Solution

The fourth proportional to 248,338.16, 372,562.76 and 90,566.60 is: 135,870.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,338.16 : 372,562.76 = 90,566.60 : x
  2. Step 2: Convert to fraction form
    248,338.16/372,562.76 = 90,566.60/x
  3. Step 3: Cross multiply
    248,338.16x = 372,562.76 × 90,566.60
  4. Step 4: Simplify right side
    248,338.16x = 33,741,742,459.82
  5. Step 5: Solve for x
    x = 33,741,742,459.82/248,338.16
  6. Step 6: Final answer
    x = 135,870.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.