Home / 68,045.31-93,897.20-37,828.79

Finding the Fourth Proportional to 68,045.31, 93,897.20 and 37,828.79

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Solution

The fourth proportional to 68,045.31, 93,897.20 and 37,828.79 is: 52,200.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,045.31 : 93,897.20 = 37,828.79 : x
  2. Step 2: Convert to fraction form
    68,045.31/93,897.20 = 37,828.79/x
  3. Step 3: Cross multiply
    68,045.31x = 93,897.20 × 37,828.79
  4. Step 4: Simplify right side
    68,045.31x = 3,552,017,505.99
  5. Step 5: Solve for x
    x = 3,552,017,505.99/68,045.31
  6. Step 6: Final answer
    x = 52,200.77

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1.5x scale

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.