Home / 93,278.22-139,937.25-30,101.94

Finding the Fourth Proportional to 93,278.22, 139,937.25 and 30,101.94

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Solution

The fourth proportional to 93,278.22, 139,937.25 and 30,101.94 is: 45,159.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,278.22 : 139,937.25 = 30,101.94 : x
  2. Step 2: Convert to fraction form
    93,278.22/139,937.25 = 30,101.94/x
  3. Step 3: Cross multiply
    93,278.22x = 139,937.25 × 30,101.94
  4. Step 4: Simplify right side
    93,278.22x = 4,212,382,703.27
  5. Step 5: Solve for x
    x = 4,212,382,703.27/93,278.22
  6. Step 6: Final answer
    x = 45,159.34

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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.