Home / 124,683.40-187,025.10-110,905.30

Finding the Fourth Proportional to 124,683.40, 187,025.10 and 110,905.30

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Solution

The fourth proportional to 124,683.40, 187,025.10 and 110,905.30 is: 166,357.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,683.40 : 187,025.10 = 110,905.30 : x
  2. Step 2: Convert to fraction form
    124,683.40/187,025.10 = 110,905.30/x
  3. Step 3: Cross multiply
    124,683.40x = 187,025.10 × 110,905.30
  4. Step 4: Simplify right side
    124,683.40x = 20,742,074,823.03
  5. Step 5: Solve for x
    x = 20,742,074,823.03/124,683.40
  6. Step 6: Final answer
    x = 166,357.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.