Home / 107,828.40-161,713.80-32,948.40

Finding the Fourth Proportional to 107,828.40, 161,713.80 and 32,948.40

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Solution

The fourth proportional to 107,828.40, 161,713.80 and 32,948.40 is: 49,413.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,828.40 : 161,713.80 = 32,948.40 : x
  2. Step 2: Convert to fraction form
    107,828.40/161,713.80 = 32,948.40/x
  3. Step 3: Cross multiply
    107,828.40x = 161,713.80 × 32,948.40
  4. Step 4: Simplify right side
    107,828.40x = 5,328,210,967.92
  5. Step 5: Solve for x
    x = 5,328,210,967.92/107,828.40
  6. Step 6: Final answer
    x = 49,413.80

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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.