Home / 58,787.58-81,124.56-34,913.64

Finding the Fourth Proportional to 58,787.58, 81,124.56 and 34,913.64

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Solution

The fourth proportional to 58,787.58, 81,124.56 and 34,913.64 is: 48,179.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,787.58 : 81,124.56 = 34,913.64 : x
  2. Step 2: Convert to fraction form
    58,787.58/81,124.56 = 34,913.64/x
  3. Step 3: Cross multiply
    58,787.58x = 81,124.56 × 34,913.64
  4. Step 4: Simplify right side
    58,787.58x = 2,832,353,683.00
  5. Step 5: Solve for x
    x = 2,832,353,683.00/58,787.58
  6. Step 6: Final answer
    x = 48,179.46

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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.