Home / 96,987.46-133,822.63-56,693.43

Finding the Fourth Proportional to 96,987.46, 133,822.63 and 56,693.43

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Solution

The fourth proportional to 96,987.46, 133,822.63 and 56,693.43 is: 78,225.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,987.46 : 133,822.63 = 56,693.43 : x
  2. Step 2: Convert to fraction form
    96,987.46/133,822.63 = 56,693.43/x
  3. Step 3: Cross multiply
    96,987.46x = 133,822.63 × 56,693.43
  4. Step 4: Simplify right side
    96,987.46x = 7,586,863,764.59
  5. Step 5: Solve for x
    x = 7,586,863,764.59/96,987.46
  6. Step 6: Final answer
    x = 78,225.21

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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.