Home / 153,831.60-230,747.40-94,474.80

Finding the Fourth Proportional to 153,831.60, 230,747.40 and 94,474.80

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Solution

The fourth proportional to 153,831.60, 230,747.40 and 94,474.80 is: 141,712.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,831.60 : 230,747.40 = 94,474.80 : x
  2. Step 2: Convert to fraction form
    153,831.60/230,747.40 = 94,474.80/x
  3. Step 3: Cross multiply
    153,831.60x = 230,747.40 × 94,474.80
  4. Step 4: Simplify right side
    153,831.60x = 21,799,814,465.52
  5. Step 5: Solve for x
    x = 21,799,814,465.52/153,831.60
  6. Step 6: Final answer
    x = 141,712.20

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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.