Home / 35,689.86-53,556.66-28,319.67

Finding the Fourth Proportional to 35,689.86, 53,556.66 and 28,319.67

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Solution

The fourth proportional to 35,689.86, 53,556.66 and 28,319.67 is: 42,496.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,689.86 : 53,556.66 = 28,319.67 : x
  2. Step 2: Convert to fraction form
    35,689.86/53,556.66 = 28,319.67/x
  3. Step 3: Cross multiply
    35,689.86x = 53,556.66 × 28,319.67
  4. Step 4: Simplify right side
    35,689.86x = 1,516,706,937.50
  5. Step 5: Solve for x
    x = 1,516,706,937.50/35,689.86
  6. Step 6: Final answer
    x = 42,496.86

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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.