Home / 74,628.99-111,826.23-52,117.47

Finding the Fourth Proportional to 74,628.99, 111,826.23 and 52,117.47

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Solution

The fourth proportional to 74,628.99, 111,826.23 and 52,117.47 is: 78,094.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,628.99 : 111,826.23 = 52,117.47 : x
  2. Step 2: Convert to fraction form
    74,628.99/111,826.23 = 52,117.47/x
  3. Step 3: Cross multiply
    74,628.99x = 111,826.23 × 52,117.47
  4. Step 4: Simplify right side
    74,628.99x = 5,828,100,187.24
  5. Step 5: Solve for x
    x = 5,828,100,187.24/74,628.99
  6. Step 6: Final answer
    x = 78,094.32

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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.