Home / 97,219.44-145,831.46-26,142.21

Finding the Fourth Proportional to 97,219.44, 145,831.46 and 26,142.21

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Solution

The fourth proportional to 97,219.44, 145,831.46 and 26,142.21 is: 39,213.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,219.44 : 145,831.46 = 26,142.21 : x
  2. Step 2: Convert to fraction form
    97,219.44/145,831.46 = 26,142.21/x
  3. Step 3: Cross multiply
    97,219.44x = 145,831.46 × 26,142.21
  4. Step 4: Simplify right side
    97,219.44x = 3,812,356,521.22
  5. Step 5: Solve for x
    x = 3,812,356,521.22/97,219.44
  6. Step 6: Final answer
    x = 39,213.93

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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.