Home / 53,213.66-73,438.18-29,340.30

Finding the Fourth Proportional to 53,213.66, 73,438.18 and 29,340.30

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Solution

The fourth proportional to 53,213.66, 73,438.18 and 29,340.30 is: 40,491.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,213.66 : 73,438.18 = 29,340.30 : x
  2. Step 2: Convert to fraction form
    53,213.66/73,438.18 = 29,340.30/x
  3. Step 3: Cross multiply
    53,213.66x = 73,438.18 × 29,340.30
  4. Step 4: Simplify right side
    53,213.66x = 2,154,698,232.65
  5. Step 5: Solve for x
    x = 2,154,698,232.65/53,213.66
  6. Step 6: Final answer
    x = 40,491.45

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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.