Home / 73,407.16-110,087.04-20,802.52

Finding the Fourth Proportional to 73,407.16, 110,087.04 and 20,802.52

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Solution

The fourth proportional to 73,407.16, 110,087.04 and 20,802.52 is: 31,197.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,407.16 : 110,087.04 = 20,802.52 : x
  2. Step 2: Convert to fraction form
    73,407.16/110,087.04 = 20,802.52/x
  3. Step 3: Cross multiply
    73,407.16x = 110,087.04 × 20,802.52
  4. Step 4: Simplify right side
    73,407.16x = 2,290,087,300.91
  5. Step 5: Solve for x
    x = 2,290,087,300.91/73,407.16
  6. Step 6: Final answer
    x = 31,197.06

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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.