Home / 131,130.04-196,724.31-37,628.50

Finding the Fourth Proportional to 131,130.04, 196,724.31 and 37,628.50

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Solution

The fourth proportional to 131,130.04, 196,724.31 and 37,628.50 is: 56,451.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,130.04 : 196,724.31 = 37,628.50 : x
  2. Step 2: Convert to fraction form
    131,130.04/196,724.31 = 37,628.50/x
  3. Step 3: Cross multiply
    131,130.04x = 196,724.31 × 37,628.50
  4. Step 4: Simplify right side
    131,130.04x = 7,402,440,698.84
  5. Step 5: Solve for x
    x = 7,402,440,698.84/131,130.04
  6. Step 6: Final answer
    x = 56,451.14

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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.