Home / 124,072.47-171,221.94-70,356.36

Finding the Fourth Proportional to 124,072.47, 171,221.94 and 70,356.36

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Solution

The fourth proportional to 124,072.47, 171,221.94 and 70,356.36 is: 97,092.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,072.47 : 171,221.94 = 70,356.36 : x
  2. Step 2: Convert to fraction form
    124,072.47/171,221.94 = 70,356.36/x
  3. Step 3: Cross multiply
    124,072.47x = 171,221.94 × 70,356.36
  4. Step 4: Simplify right side
    124,072.47x = 12,046,552,450.54
  5. Step 5: Solve for x
    x = 12,046,552,450.54/124,072.47
  6. Step 6: Final answer
    x = 97,092.87

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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.