Home / 259,291.16-388,682.44-124,316.93

Finding the Fourth Proportional to 259,291.16, 388,682.44 and 124,316.93

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Solution

The fourth proportional to 259,291.16, 388,682.44 and 124,316.93 is: 186,353.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,291.16 : 388,682.44 = 124,316.93 : x
  2. Step 2: Convert to fraction form
    259,291.16/388,682.44 = 124,316.93/x
  3. Step 3: Cross multiply
    259,291.16x = 388,682.44 × 124,316.93
  4. Step 4: Simplify right side
    259,291.16x = 48,319,805,431.50
  5. Step 5: Solve for x
    x = 48,319,805,431.50/259,291.16
  6. Step 6: Final answer
    x = 186,353.46

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1.5x scale

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.