Home / 69,341.76-104,013.36-16,751.52

Finding the Fourth Proportional to 69,341.76, 104,013.36 and 16,751.52

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Solution

The fourth proportional to 69,341.76, 104,013.36 and 16,751.52 is: 25,127.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,341.76 : 104,013.36 = 16,751.52 : x
  2. Step 2: Convert to fraction form
    69,341.76/104,013.36 = 16,751.52/x
  3. Step 3: Cross multiply
    69,341.76x = 104,013.36 × 16,751.52
  4. Step 4: Simplify right side
    69,341.76x = 1,742,381,880.31
  5. Step 5: Solve for x
    x = 1,742,381,880.31/69,341.76
  6. Step 6: Final answer
    x = 25,127.45

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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.