Home / 124,460.19-171,754.74-67,871.58

Finding the Fourth Proportional to 124,460.19, 171,754.74 and 67,871.58

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Solution

The fourth proportional to 124,460.19, 171,754.74 and 67,871.58 is: 93,662.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,460.19 : 171,754.74 = 67,871.58 : x
  2. Step 2: Convert to fraction form
    124,460.19/171,754.74 = 67,871.58/x
  3. Step 3: Cross multiply
    124,460.19x = 171,754.74 × 67,871.58
  4. Step 4: Simplify right side
    124,460.19x = 11,657,265,576.29
  5. Step 5: Solve for x
    x = 11,657,265,576.29/124,460.19
  6. Step 6: Final answer
    x = 93,662.60

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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.