Home / 106,320.45-146,657.34-63,271.07

Finding the Fourth Proportional to 106,320.45, 146,657.34 and 63,271.07

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Solution

The fourth proportional to 106,320.45, 146,657.34 and 63,271.07 is: 87,275.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,320.45 : 146,657.34 = 63,271.07 : x
  2. Step 2: Convert to fraction form
    106,320.45/146,657.34 = 63,271.07/x
  3. Step 3: Cross multiply
    106,320.45x = 146,657.34 × 63,271.07
  4. Step 4: Simplify right side
    106,320.45x = 9,279,166,091.87
  5. Step 5: Solve for x
    x = 9,279,166,091.87/106,320.45
  6. Step 6: Final answer
    x = 87,275.46

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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.