Home / 57,628.07-86,441.22-35,145.35

Finding the Fourth Proportional to 57,628.07, 86,441.22 and 35,145.35

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Solution

The fourth proportional to 57,628.07, 86,441.22 and 35,145.35 is: 52,717.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,628.07 : 86,441.22 = 35,145.35 : x
  2. Step 2: Convert to fraction form
    57,628.07/86,441.22 = 35,145.35/x
  3. Step 3: Cross multiply
    57,628.07x = 86,441.22 × 35,145.35
  4. Step 4: Simplify right side
    57,628.07x = 3,038,006,931.33
  5. Step 5: Solve for x
    x = 3,038,006,931.33/57,628.07
  6. Step 6: Final answer
    x = 52,717.49

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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.