Home / 94,759.61-142,138.73-38,586.51

Finding the Fourth Proportional to 94,759.61, 142,138.73 and 38,586.51

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Solution

The fourth proportional to 94,759.61, 142,138.73 and 38,586.51 is: 57,879.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,759.61 : 142,138.73 = 38,586.51 : x
  2. Step 2: Convert to fraction form
    94,759.61/142,138.73 = 38,586.51/x
  3. Step 3: Cross multiply
    94,759.61x = 142,138.73 × 38,586.51
  4. Step 4: Simplify right side
    94,759.61x = 5,484,637,526.53
  5. Step 5: Solve for x
    x = 5,484,637,526.53/94,759.61
  6. Step 6: Final answer
    x = 57,879.49

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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.