Home / 131,019.16-196,570.28-46,777.49

Finding the Fourth Proportional to 131,019.16, 196,570.28 and 46,777.49

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Solution

The fourth proportional to 131,019.16, 196,570.28 and 46,777.49 is: 70,181.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,019.16 : 196,570.28 = 46,777.49 : x
  2. Step 2: Convert to fraction form
    131,019.16/196,570.28 = 46,777.49/x
  3. Step 3: Cross multiply
    131,019.16x = 196,570.28 × 46,777.49
  4. Step 4: Simplify right side
    131,019.16x = 9,195,064,307.00
  5. Step 5: Solve for x
    x = 9,195,064,307.00/131,019.16
  6. Step 6: Final answer
    x = 70,181.07

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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.