Home / 124,546.57-171,873.34-70,831.51

Finding the Fourth Proportional to 124,546.57, 171,873.34 and 70,831.51

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Solution

The fourth proportional to 124,546.57, 171,873.34 and 70,831.51 is: 97,746.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,546.57 : 171,873.34 = 70,831.51 : x
  2. Step 2: Convert to fraction form
    124,546.57/171,873.34 = 70,831.51/x
  3. Step 3: Cross multiply
    124,546.57x = 171,873.34 × 70,831.51
  4. Step 4: Simplify right side
    124,546.57x = 12,174,048,200.94
  5. Step 5: Solve for x
    x = 12,174,048,200.94/124,546.57
  6. Step 6: Final answer
    x = 97,746.96

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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.