Home / 106,929.02-147,560.27-59,181.35

Finding the Fourth Proportional to 106,929.02, 147,560.27 and 59,181.35

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Solution

The fourth proportional to 106,929.02, 147,560.27 and 59,181.35 is: 81,669.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,929.02 : 147,560.27 = 59,181.35 : x
  2. Step 2: Convert to fraction form
    106,929.02/147,560.27 = 59,181.35/x
  3. Step 3: Cross multiply
    106,929.02x = 147,560.27 × 59,181.35
  4. Step 4: Simplify right side
    106,929.02x = 8,732,814,951.26
  5. Step 5: Solve for x
    x = 8,732,814,951.26/106,929.02
  6. Step 6: Final answer
    x = 81,669.27

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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.