Home / 64,589.63-89,136.33-36,295.25

Finding the Fourth Proportional to 64,589.63, 89,136.33 and 36,295.25

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Solution

The fourth proportional to 64,589.63, 89,136.33 and 36,295.25 is: 50,088.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,589.63 : 89,136.33 = 36,295.25 : x
  2. Step 2: Convert to fraction form
    64,589.63/89,136.33 = 36,295.25/x
  3. Step 3: Cross multiply
    64,589.63x = 89,136.33 × 36,295.25
  4. Step 4: Simplify right side
    64,589.63x = 3,235,225,381.43
  5. Step 5: Solve for x
    x = 3,235,225,381.43/64,589.63
  6. Step 6: Final answer
    x = 50,088.93

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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.