Home / 258,889.37-357,442.88-162,132.03

Finding the Fourth Proportional to 258,889.37, 357,442.88 and 162,132.03

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Solution

The fourth proportional to 258,889.37, 357,442.88 and 162,132.03 is: 223,852.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,889.37 : 357,442.88 = 162,132.03 : x
  2. Step 2: Convert to fraction form
    258,889.37/357,442.88 = 162,132.03/x
  3. Step 3: Cross multiply
    258,889.37x = 357,442.88 × 162,132.03
  4. Step 4: Simplify right side
    258,889.37x = 57,952,938,932.79
  5. Step 5: Solve for x
    x = 57,952,938,932.79/258,889.37
  6. Step 6: Final answer
    x = 223,852.14

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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.