Home / 106,967.36-147,620.40-59,225.96

Finding the Fourth Proportional to 106,967.36, 147,620.40 and 59,225.96

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Solution

The fourth proportional to 106,967.36, 147,620.40 and 59,225.96 is: 81,734.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,967.36 : 147,620.40 = 59,225.96 : x
  2. Step 2: Convert to fraction form
    106,967.36/147,620.40 = 59,225.96/x
  3. Step 3: Cross multiply
    106,967.36x = 147,620.40 × 59,225.96
  4. Step 4: Simplify right side
    106,967.36x = 8,742,959,905.58
  5. Step 5: Solve for x
    x = 8,742,959,905.58/106,967.36
  6. Step 6: Final answer
    x = 81,734.84

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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.