Home / 161,927.40-242,712.90-56,692.20

Finding the Fourth Proportional to 161,927.40, 242,712.90 and 56,692.20

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Solution

The fourth proportional to 161,927.40, 242,712.90 and 56,692.20 is: 84,975.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,927.40 : 242,712.90 = 56,692.20 : x
  2. Step 2: Convert to fraction form
    161,927.40/242,712.90 = 56,692.20/x
  3. Step 3: Cross multiply
    161,927.40x = 242,712.90 × 56,692.20
  4. Step 4: Simplify right side
    161,927.40x = 13,759,928,269.38
  5. Step 5: Solve for x
    x = 13,759,928,269.38/161,927.40
  6. Step 6: Final answer
    x = 84,975.91

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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.