Home / 106,573,105.36-147,074,451.60-65,312,029.36

Finding the Fourth Proportional to 106,573,105.36, 147,074,451.60 and 65,312,029.36

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Solution

The fourth proportional to 106,573,105.36, 147,074,451.60 and 65,312,029.36 is: 90,132,786.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,573,105.36 : 147,074,451.60 = 65,312,029.36 : x
  2. Step 2: Convert to fraction form
    106,573,105.36/147,074,451.60 = 65,312,029.36/x
  3. Step 3: Cross multiply
    106,573,105.36x = 147,074,451.60 × 65,312,029.36
  4. Step 4: Simplify right side
    106,573,105.36x = 9,605,730,901,005,098
  5. Step 5: Solve for x
    x = 9,605,730,901,005,098/106,573,105.36
  6. Step 6: Final answer
    x = 90,132,786.02

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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.