Home / 94,787.03-142,289.90-48,138.32

Finding the Fourth Proportional to 94,787.03, 142,289.90 and 48,138.32

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Solution

The fourth proportional to 94,787.03, 142,289.90 and 48,138.32 is: 72,263.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,787.03 : 142,289.90 = 48,138.32 : x
  2. Step 2: Convert to fraction form
    94,787.03/142,289.90 = 48,138.32/x
  3. Step 3: Cross multiply
    94,787.03x = 142,289.90 × 48,138.32
  4. Step 4: Simplify right side
    94,787.03x = 6,849,596,738.97
  5. Step 5: Solve for x
    x = 6,849,596,738.97/94,787.03
  6. Step 6: Final answer
    x = 72,263.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.