Home / 68,056.29-93,911.27-63,040.77

Finding the Fourth Proportional to 68,056.29, 93,911.27 and 63,040.77

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Solution

The fourth proportional to 68,056.29, 93,911.27 and 63,040.77 is: 86,990.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,056.29 : 93,911.27 = 63,040.77 : x
  2. Step 2: Convert to fraction form
    68,056.29/93,911.27 = 63,040.77/x
  3. Step 3: Cross multiply
    68,056.29x = 93,911.27 × 63,040.77
  4. Step 4: Simplify right side
    68,056.29x = 5,920,238,457.27
  5. Step 5: Solve for x
    x = 5,920,238,457.27/68,056.29
  6. Step 6: Final answer
    x = 86,990.32

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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.