Home / 111,684.51-167,539.01-48,461.18

Finding the Fourth Proportional to 111,684.51, 167,539.01 and 48,461.18

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Solution

The fourth proportional to 111,684.51, 167,539.01 and 48,461.18 is: 72,697.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,684.51 : 167,539.01 = 48,461.18 : x
  2. Step 2: Convert to fraction form
    111,684.51/167,539.01 = 48,461.18/x
  3. Step 3: Cross multiply
    111,684.51x = 167,539.01 × 48,461.18
  4. Step 4: Simplify right side
    111,684.51x = 8,119,137,040.63
  5. Step 5: Solve for x
    x = 8,119,137,040.63/111,684.51
  6. Step 6: Final answer
    x = 72,697.07

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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.