Home / 114,359.41-157,618.95-76,050.49

Finding the Fourth Proportional to 114,359.41, 157,618.95 and 76,050.49

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Solution

The fourth proportional to 114,359.41, 157,618.95 and 76,050.49 is: 104,818.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,359.41 : 157,618.95 = 76,050.49 : x
  2. Step 2: Convert to fraction form
    114,359.41/157,618.95 = 76,050.49/x
  3. Step 3: Cross multiply
    114,359.41x = 157,618.95 × 76,050.49
  4. Step 4: Simplify right side
    114,359.41x = 11,986,998,380.79
  5. Step 5: Solve for x
    x = 11,986,998,380.79/114,359.41
  6. Step 6: Final answer
    x = 104,818.64

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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.