Home / 76,920.02-115,386.51-24,328.34

Finding the Fourth Proportional to 76,920.02, 115,386.51 and 24,328.34

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Solution

The fourth proportional to 76,920.02, 115,386.51 and 24,328.34 is: 36,494.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,920.02 : 115,386.51 = 24,328.34 : x
  2. Step 2: Convert to fraction form
    76,920.02/115,386.51 = 24,328.34/x
  3. Step 3: Cross multiply
    76,920.02x = 115,386.51 × 24,328.34
  4. Step 4: Simplify right side
    76,920.02x = 2,807,162,246.69
  5. Step 5: Solve for x
    x = 2,807,162,246.69/76,920.02
  6. Step 6: Final answer
    x = 36,494.56

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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.