Home / 112,545.78-168,756.35-46,032.62

Finding the Fourth Proportional to 112,545.78, 168,756.35 and 46,032.62

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Solution

The fourth proportional to 112,545.78, 168,756.35 and 46,032.62 is: 69,023.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,545.78 : 168,756.35 = 46,032.62 : x
  2. Step 2: Convert to fraction form
    112,545.78/168,756.35 = 46,032.62/x
  3. Step 3: Cross multiply
    112,545.78x = 168,756.35 × 46,032.62
  4. Step 4: Simplify right side
    112,545.78x = 7,768,296,241.76
  5. Step 5: Solve for x
    x = 7,768,296,241.76/112,545.78
  6. Step 6: Final answer
    x = 69,023.43

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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.