Home / 291,831.12-402,724.94-170,946.50

Finding the Fourth Proportional to 291,831.12, 402,724.94 and 170,946.50

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Solution

The fourth proportional to 291,831.12, 402,724.94 and 170,946.50 is: 235,904.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,831.12 : 402,724.94 = 170,946.50 : x
  2. Step 2: Convert to fraction form
    291,831.12/402,724.94 = 170,946.50/x
  3. Step 3: Cross multiply
    291,831.12x = 402,724.94 × 170,946.50
  4. Step 4: Simplify right side
    291,831.12x = 68,844,416,087.35
  5. Step 5: Solve for x
    x = 68,844,416,087.35/291,831.12
  6. Step 6: Final answer
    x = 235,904.99

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.