Home / 103,076,037.90-142,247,876.36-62,844,355.73

Finding the Fourth Proportional to 103,076,037.90, 142,247,876.36 and 62,844,355.73

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Solution

The fourth proportional to 103,076,037.90, 142,247,876.36 and 62,844,355.73 is: 86,727,005.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,076,037.90 : 142,247,876.36 = 62,844,355.73 : x
  2. Step 2: Convert to fraction form
    103,076,037.90/142,247,876.36 = 62,844,355.73/x
  3. Step 3: Cross multiply
    103,076,037.90x = 142,247,876.36 × 62,844,355.73
  4. Step 4: Simplify right side
    103,076,037.90x = 8,939,476,143,846,295
  5. Step 5: Solve for x
    x = 8,939,476,143,846,295/103,076,037.90
  6. Step 6: Final answer
    x = 86,727,005.87

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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.