Home / 124,076.07-171,225.09-70,361.33

Finding the Fourth Proportional to 124,076.07, 171,225.09 and 70,361.33

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Solution

The fourth proportional to 124,076.07, 171,225.09 and 70,361.33 is: 97,098.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,076.07 : 171,225.09 = 70,361.33 : x
  2. Step 2: Convert to fraction form
    124,076.07/171,225.09 = 70,361.33/x
  3. Step 3: Cross multiply
    124,076.07x = 171,225.09 × 70,361.33
  4. Step 4: Simplify right side
    124,076.07x = 12,047,624,205.64
  5. Step 5: Solve for x
    x = 12,047,624,205.64/124,076.07
  6. Step 6: Final answer
    x = 97,098.69

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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.