Home / 64,802.01-97,143.79-54,870.70

Finding the Fourth Proportional to 64,802.01, 97,143.79 and 54,870.70

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Solution

The fourth proportional to 64,802.01, 97,143.79 and 54,870.70 is: 82,255.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,802.01 : 97,143.79 = 54,870.70 : x
  2. Step 2: Convert to fraction form
    64,802.01/97,143.79 = 54,870.70/x
  3. Step 3: Cross multiply
    64,802.01x = 97,143.79 × 54,870.70
  4. Step 4: Simplify right side
    64,802.01x = 5,330,347,757.95
  5. Step 5: Solve for x
    x = 5,330,347,757.95/64,802.01
  6. Step 6: Final answer
    x = 82,255.90

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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.