Home / 131,054.84-196,532.45-42,295.04

Finding the Fourth Proportional to 131,054.84, 196,532.45 and 42,295.04

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Solution

The fourth proportional to 131,054.84, 196,532.45 and 42,295.04 is: 63,426.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,054.84 : 196,532.45 = 42,295.04 : x
  2. Step 2: Convert to fraction form
    131,054.84/196,532.45 = 42,295.04/x
  3. Step 3: Cross multiply
    131,054.84x = 196,532.45 × 42,295.04
  4. Step 4: Simplify right side
    131,054.84x = 8,312,348,113.90
  5. Step 5: Solve for x
    x = 8,312,348,113.90/131,054.84
  6. Step 6: Final answer
    x = 63,426.49

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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.