Home / 119,012.36-178,519.08-40,127.24

Finding the Fourth Proportional to 119,012.36, 178,519.08 and 40,127.24

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Solution

The fourth proportional to 119,012.36, 178,519.08 and 40,127.24 is: 60,191.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,012.36 : 178,519.08 = 40,127.24 : x
  2. Step 2: Convert to fraction form
    119,012.36/178,519.08 = 40,127.24/x
  3. Step 3: Cross multiply
    119,012.36x = 178,519.08 × 40,127.24
  4. Step 4: Simplify right side
    119,012.36x = 7,163,477,967.74
  5. Step 5: Solve for x
    x = 7,163,477,967.74/119,012.36
  6. Step 6: Final answer
    x = 60,191.04

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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.