Home / 102,546.71-153,766.76-46,359.95

Finding the Fourth Proportional to 102,546.71, 153,766.76 and 46,359.95

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Solution

The fourth proportional to 102,546.71, 153,766.76 and 46,359.95 is: 69,515.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,546.71 : 153,766.76 = 46,359.95 : x
  2. Step 2: Convert to fraction form
    102,546.71/153,766.76 = 46,359.95/x
  3. Step 3: Cross multiply
    102,546.71x = 153,766.76 × 46,359.95
  4. Step 4: Simplify right side
    102,546.71x = 7,128,618,304.63
  5. Step 5: Solve for x
    x = 7,128,618,304.63/102,546.71
  6. Step 6: Final answer
    x = 69,515.82

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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.