Home / 111,746.01-167,724.33-40,737.30

Finding the Fourth Proportional to 111,746.01, 167,724.33 and 40,737.30

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Solution

The fourth proportional to 111,746.01, 167,724.33 and 40,737.30 is: 61,144.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,746.01 : 167,724.33 = 40,737.30 : x
  2. Step 2: Convert to fraction form
    111,746.01/167,724.33 = 40,737.30/x
  3. Step 3: Cross multiply
    111,746.01x = 167,724.33 × 40,737.30
  4. Step 4: Simplify right side
    111,746.01x = 6,832,636,348.51
  5. Step 5: Solve for x
    x = 6,832,636,348.51/111,746.01
  6. Step 6: Final answer
    x = 61,144.34

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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.