Home / 104,070.40-143,614.08-58,750

Finding the Fourth Proportional to 104,070.40, 143,614.08 and 58,750

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Solution

The fourth proportional to 104,070.40, 143,614.08 and 58,750 is: 81,073.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,070.40 : 143,614.08 = 58,750 : x
  2. Step 2: Convert to fraction form
    104,070.40/143,614.08 = 58,750/x
  3. Step 3: Cross multiply
    104,070.40x = 143,614.08 × 58,750
  4. Step 4: Simplify right side
    104,070.40x = 8,437,327,200.00
  5. Step 5: Solve for x
    x = 8,437,327,200.00/104,070.40
  6. Step 6: Final answer
    x = 81,073.27

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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.