Home / 124,043.22-171,174.47-70,331.87

Finding the Fourth Proportional to 124,043.22, 171,174.47 and 70,331.87

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Solution

The fourth proportional to 124,043.22, 171,174.47 and 70,331.87 is: 97,055.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,043.22 : 171,174.47 = 70,331.87 : x
  2. Step 2: Convert to fraction form
    124,043.22/171,174.47 = 70,331.87/x
  3. Step 3: Cross multiply
    124,043.22x = 171,174.47 × 70,331.87
  4. Step 4: Simplify right side
    124,043.22x = 12,039,020,571.36
  5. Step 5: Solve for x
    x = 12,039,020,571.36/124,043.22
  6. Step 6: Final answer
    x = 97,055.05

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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.