Home / 68,054.48-93,918.39-37,840.34

Finding the Fourth Proportional to 68,054.48, 93,918.39 and 37,840.34

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Solution

The fourth proportional to 68,054.48, 93,918.39 and 37,840.34 is: 52,221.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,054.48 : 93,918.39 = 37,840.34 : x
  2. Step 2: Convert to fraction form
    68,054.48/93,918.39 = 37,840.34/x
  3. Step 3: Cross multiply
    68,054.48x = 93,918.39 × 37,840.34
  4. Step 4: Simplify right side
    68,054.48x = 3,553,903,809.85
  5. Step 5: Solve for x
    x = 3,553,903,809.85/68,054.48
  6. Step 6: Final answer
    x = 52,221.45

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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.