Home / 103,725,255.12-143,149,011.78-59,073,115.24

Finding the Fourth Proportional to 103,725,255.12, 143,149,011.78 and 59,073,115.24

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Solution

The fourth proportional to 103,725,255.12, 143,149,011.78 and 59,073,115.24 is: 81,525,546.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,725,255.12 : 143,149,011.78 = 59,073,115.24 : x
  2. Step 2: Convert to fraction form
    103,725,255.12/143,149,011.78 = 59,073,115.24/x
  3. Step 3: Cross multiply
    103,725,255.12x = 143,149,011.78 × 59,073,115.24
  4. Step 4: Simplify right side
    103,725,255.12x = 8,456,258,068,468,728
  5. Step 5: Solve for x
    x = 8,456,258,068,468,728/103,725,255.12
  6. Step 6: Final answer
    x = 81,525,546.10

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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.