Home / 326,555.04-489,831.60-116,201.12

Finding the Fourth Proportional to 326,555.04, 489,831.60 and 116,201.12

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Solution

The fourth proportional to 326,555.04, 489,831.60 and 116,201.12 is: 174,301.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,555.04 : 489,831.60 = 116,201.12 : x
  2. Step 2: Convert to fraction form
    326,555.04/489,831.60 = 116,201.12/x
  3. Step 3: Cross multiply
    326,555.04x = 489,831.60 × 116,201.12
  4. Step 4: Simplify right side
    326,555.04x = 56,918,980,531.39
  5. Step 5: Solve for x
    x = 56,918,980,531.39/326,555.04
  6. Step 6: Final answer
    x = 174,301.34

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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.