Home / 68,848.40-95,014.72-38,632.16

Finding the Fourth Proportional to 68,848.40, 95,014.72 and 38,632.16

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Solution

The fourth proportional to 68,848.40, 95,014.72 and 38,632.16 is: 53,314.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,848.40 : 95,014.72 = 38,632.16 : x
  2. Step 2: Convert to fraction form
    68,848.40/95,014.72 = 38,632.16/x
  3. Step 3: Cross multiply
    68,848.40x = 95,014.72 × 38,632.16
  4. Step 4: Simplify right side
    68,848.40x = 3,670,623,865.40
  5. Step 5: Solve for x
    x = 3,670,623,865.40/68,848.40
  6. Step 6: Final answer
    x = 53,314.58

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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.