Home / 64,827.65-89,438.90-37,960.35

Finding the Fourth Proportional to 64,827.65, 89,438.90 and 37,960.35

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Solution

The fourth proportional to 64,827.65, 89,438.90 and 37,960.35 is: 52,371.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,827.65 : 89,438.90 = 37,960.35 : x
  2. Step 2: Convert to fraction form
    64,827.65/89,438.90 = 37,960.35/x
  3. Step 3: Cross multiply
    64,827.65x = 89,438.90 × 37,960.35
  4. Step 4: Simplify right side
    64,827.65x = 3,395,131,757.81
  5. Step 5: Solve for x
    x = 3,395,131,757.81/64,827.65
  6. Step 6: Final answer
    x = 52,371.67

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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.