Home / 254,525.49-381,787.83-64,985.76

Finding the Fourth Proportional to 254,525.49, 381,787.83 and 64,985.76

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Solution

The fourth proportional to 254,525.49, 381,787.83 and 64,985.76 is: 97,478.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,525.49 : 381,787.83 = 64,985.76 : x
  2. Step 2: Convert to fraction form
    254,525.49/381,787.83 = 64,985.76/x
  3. Step 3: Cross multiply
    254,525.49x = 381,787.83 × 64,985.76
  4. Step 4: Simplify right side
    254,525.49x = 24,810,772,291.30
  5. Step 5: Solve for x
    x = 24,810,772,291.30/254,525.49
  6. Step 6: Final answer
    x = 97,478.54

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1.5x scale

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.