Home / 43,685.72-65,459.46-26,133.56

Finding the Fourth Proportional to 43,685.72, 65,459.46 and 26,133.56

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Solution

The fourth proportional to 43,685.72, 65,459.46 and 26,133.56 is: 39,158.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,685.72 : 65,459.46 = 26,133.56 : x
  2. Step 2: Convert to fraction form
    43,685.72/65,459.46 = 26,133.56/x
  3. Step 3: Cross multiply
    43,685.72x = 65,459.46 × 26,133.56
  4. Step 4: Simplify right side
    43,685.72x = 1,710,688,725.48
  5. Step 5: Solve for x
    x = 1,710,688,725.48/43,685.72
  6. Step 6: Final answer
    x = 39,158.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.