Home / 43,586.08-59,729.81-39,387.04

Finding the Fourth Proportional to 43,586.08, 59,729.81 and 39,387.04

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Solution

The fourth proportional to 43,586.08, 59,729.81 and 39,387.04 is: 53,975.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,586.08 : 59,729.81 = 39,387.04 : x
  2. Step 2: Convert to fraction form
    43,586.08/59,729.81 = 39,387.04/x
  3. Step 3: Cross multiply
    43,586.08x = 59,729.81 × 39,387.04
  4. Step 4: Simplify right side
    43,586.08x = 2,352,580,415.66
  5. Step 5: Solve for x
    x = 2,352,580,415.66/43,586.08
  6. Step 6: Final answer
    x = 53,975.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.