Home / 259,009.12-357,485.60-163,451.52

Finding the Fourth Proportional to 259,009.12, 357,485.60 and 163,451.52

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Solution

The fourth proportional to 259,009.12, 357,485.60 and 163,451.52 is: 225,596.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,009.12 : 357,485.60 = 163,451.52 : x
  2. Step 2: Convert to fraction form
    259,009.12/357,485.60 = 163,451.52/x
  3. Step 3: Cross multiply
    259,009.12x = 357,485.60 × 163,451.52
  4. Step 4: Simplify right side
    259,009.12x = 58,431,564,698.11
  5. Step 5: Solve for x
    x = 58,431,564,698.11/259,009.12
  6. Step 6: Final answer
    x = 225,596.55

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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.