Home / 45,970.83-68,954.86-12,692.92

Finding the Fourth Proportional to 45,970.83, 68,954.86 and 12,692.92

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Solution

The fourth proportional to 45,970.83, 68,954.86 and 12,692.92 is: 19,039.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,970.83 : 68,954.86 = 12,692.92 : x
  2. Step 2: Convert to fraction form
    45,970.83/68,954.86 = 12,692.92/x
  3. Step 3: Cross multiply
    45,970.83x = 68,954.86 × 12,692.92
  4. Step 4: Simplify right side
    45,970.83x = 875,238,521.59
  5. Step 5: Solve for x
    x = 875,238,521.59/45,970.83
  6. Step 6: Final answer
    x = 19,039.00

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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.