Home / 125,819.04-173,623.68-69,219.48

Finding the Fourth Proportional to 125,819.04, 173,623.68 and 69,219.48

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Solution

The fourth proportional to 125,819.04, 173,623.68 and 69,219.48 is: 95,519.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,819.04 : 173,623.68 = 69,219.48 : x
  2. Step 2: Convert to fraction form
    125,819.04/173,623.68 = 69,219.48/x
  3. Step 3: Cross multiply
    125,819.04x = 173,623.68 × 69,219.48
  4. Step 4: Simplify right side
    125,819.04x = 12,018,140,845.29
  5. Step 5: Solve for x
    x = 12,018,140,845.29/125,819.04
  6. Step 6: Final answer
    x = 95,519.25

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1.5x scale

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.