Home / 64,903.26-89,564.86-36,606.72

Finding the Fourth Proportional to 64,903.26, 89,564.86 and 36,606.72

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Solution

The fourth proportional to 64,903.26, 89,564.86 and 36,606.72 is: 50,516.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,903.26 : 89,564.86 = 36,606.72 : x
  2. Step 2: Convert to fraction form
    64,903.26/89,564.86 = 36,606.72/x
  3. Step 3: Cross multiply
    64,903.26x = 89,564.86 × 36,606.72
  4. Step 4: Simplify right side
    64,903.26x = 3,278,675,751.86
  5. Step 5: Solve for x
    x = 3,278,675,751.86/64,903.26
  6. Step 6: Final answer
    x = 50,516.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.