Home / 125,581.96-173,226.24-74,560.08

Finding the Fourth Proportional to 125,581.96, 173,226.24 and 74,560.08

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Solution

The fourth proportional to 125,581.96, 173,226.24 and 74,560.08 is: 102,847.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,581.96 : 173,226.24 = 74,560.08 : x
  2. Step 2: Convert to fraction form
    125,581.96/173,226.24 = 74,560.08/x
  3. Step 3: Cross multiply
    125,581.96x = 173,226.24 × 74,560.08
  4. Step 4: Simplify right side
    125,581.96x = 12,915,762,312.50
  5. Step 5: Solve for x
    x = 12,915,762,312.50/125,581.96
  6. Step 6: Final answer
    x = 102,847.27

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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.