Home / 68,059.04-93,946.88-39,773.76

Finding the Fourth Proportional to 68,059.04, 93,946.88 and 39,773.76

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Solution

The fourth proportional to 68,059.04, 93,946.88 and 39,773.76 is: 54,902.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,059.04 : 93,946.88 = 39,773.76 : x
  2. Step 2: Convert to fraction form
    68,059.04/93,946.88 = 39,773.76/x
  3. Step 3: Cross multiply
    68,059.04x = 93,946.88 × 39,773.76
  4. Step 4: Simplify right side
    68,059.04x = 3,736,620,657.87
  5. Step 5: Solve for x
    x = 3,736,620,657.87/68,059.04
  6. Step 6: Final answer
    x = 54,902.64

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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.