Home / 62,831.07-86,626.04-51,458.67

Finding the Fourth Proportional to 62,831.07, 86,626.04 and 51,458.67

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Solution

The fourth proportional to 62,831.07, 86,626.04 and 51,458.67 is: 70,946.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,831.07 : 86,626.04 = 51,458.67 : x
  2. Step 2: Convert to fraction form
    62,831.07/86,626.04 = 51,458.67/x
  3. Step 3: Cross multiply
    62,831.07x = 86,626.04 × 51,458.67
  4. Step 4: Simplify right side
    62,831.07x = 4,457,660,548.47
  5. Step 5: Solve for x
    x = 4,457,660,548.47/62,831.07
  6. Step 6: Final answer
    x = 70,946.76

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1.5x scale

Why These Related Problems?

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