Home / 170,401.61-235,116.33-97,800.05

Finding the Fourth Proportional to 170,401.61, 235,116.33 and 97,800.05

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Solution

The fourth proportional to 170,401.61, 235,116.33 and 97,800.05 is: 134,942.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,401.61 : 235,116.33 = 97,800.05 : x
  2. Step 2: Convert to fraction form
    170,401.61/235,116.33 = 97,800.05/x
  3. Step 3: Cross multiply
    170,401.61x = 235,116.33 × 97,800.05
  4. Step 4: Simplify right side
    170,401.61x = 22,994,388,829.82
  5. Step 5: Solve for x
    x = 22,994,388,829.82/170,401.61
  6. Step 6: Final answer
    x = 134,942.32

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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.