Home / 65,623.80-98,334.90-48,905.40

Finding the Fourth Proportional to 65,623.80, 98,334.90 and 48,905.40

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Solution

The fourth proportional to 65,623.80, 98,334.90 and 48,905.40 is: 73,282.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,623.80 : 98,334.90 = 48,905.40 : x
  2. Step 2: Convert to fraction form
    65,623.80/98,334.90 = 48,905.40/x
  3. Step 3: Cross multiply
    65,623.80x = 98,334.90 × 48,905.40
  4. Step 4: Simplify right side
    65,623.80x = 4,809,107,618.46
  5. Step 5: Solve for x
    x = 4,809,107,618.46/65,623.80
  6. Step 6: Final answer
    x = 73,282.98

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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.