Home / 196,214.95-270,693.83-123,488.90

Finding the Fourth Proportional to 196,214.95, 270,693.83 and 123,488.90

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Solution

The fourth proportional to 196,214.95, 270,693.83 and 123,488.90 is: 170,362.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,214.95 : 270,693.83 = 123,488.90 : x
  2. Step 2: Convert to fraction form
    196,214.95/270,693.83 = 123,488.90/x
  3. Step 3: Cross multiply
    196,214.95x = 270,693.83 × 123,488.90
  4. Step 4: Simplify right side
    196,214.95x = 33,427,683,303.49
  5. Step 5: Solve for x
    x = 33,427,683,303.49/196,214.95
  6. Step 6: Final answer
    x = 170,362.57

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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.