Home / 104,273.40-143,898.03-56,527.50

Finding the Fourth Proportional to 104,273.40, 143,898.03 and 56,527.50

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Solution

The fourth proportional to 104,273.40, 143,898.03 and 56,527.50 is: 78,008.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,273.40 : 143,898.03 = 56,527.50 : x
  2. Step 2: Convert to fraction form
    104,273.40/143,898.03 = 56,527.50/x
  3. Step 3: Cross multiply
    104,273.40x = 143,898.03 × 56,527.50
  4. Step 4: Simplify right side
    104,273.40x = 8,134,195,890.83
  5. Step 5: Solve for x
    x = 8,134,195,890.83/104,273.40
  6. Step 6: Final answer
    x = 78,008.35

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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.