Home / 119,127.83-178,713.66-39,170.34

Finding the Fourth Proportional to 119,127.83, 178,713.66 and 39,170.34

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Solution

The fourth proportional to 119,127.83, 178,713.66 and 39,170.34 is: 58,762.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,127.83 : 178,713.66 = 39,170.34 : x
  2. Step 2: Convert to fraction form
    119,127.83/178,713.66 = 39,170.34/x
  3. Step 3: Cross multiply
    119,127.83x = 178,713.66 × 39,170.34
  4. Step 4: Simplify right side
    119,127.83x = 7,000,274,824.84
  5. Step 5: Solve for x
    x = 7,000,274,824.84/119,127.83
  6. Step 6: Final answer
    x = 58,762.72

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1.5x scale

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.