Home / 45,972.02-68,962.02-12,692.10

Finding the Fourth Proportional to 45,972.02, 68,962.02 and 12,692.10

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Solution

The fourth proportional to 45,972.02, 68,962.02 and 12,692.10 is: 19,039.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,972.02 : 68,962.02 = 12,692.10 : x
  2. Step 2: Convert to fraction form
    45,972.02/68,962.02 = 12,692.10/x
  3. Step 3: Cross multiply
    45,972.02x = 68,962.02 × 12,692.10
  4. Step 4: Simplify right side
    45,972.02x = 875,272,854.04
  5. Step 5: Solve for x
    x = 875,272,854.04/45,972.02
  6. Step 6: Final answer
    x = 19,039.25

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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.