Home / 70,823.08-106,300.26-35,787.40

Finding the Fourth Proportional to 70,823.08, 106,300.26 and 35,787.40

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Solution

The fourth proportional to 70,823.08, 106,300.26 and 35,787.40 is: 53,714.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,823.08 : 106,300.26 = 35,787.40 : x
  2. Step 2: Convert to fraction form
    70,823.08/106,300.26 = 35,787.40/x
  3. Step 3: Cross multiply
    70,823.08x = 106,300.26 × 35,787.40
  4. Step 4: Simplify right side
    70,823.08x = 3,804,209,924.72
  5. Step 5: Solve for x
    x = 3,804,209,924.72/70,823.08
  6. Step 6: Final answer
    x = 53,714.27

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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.