Home / 302,692.20-454,038.30-92,302.80

Finding the Fourth Proportional to 302,692.20, 454,038.30 and 92,302.80

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Solution

The fourth proportional to 302,692.20, 454,038.30 and 92,302.80 is: 138,454.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,692.20 : 454,038.30 = 92,302.80 : x
  2. Step 2: Convert to fraction form
    302,692.20/454,038.30 = 92,302.80/x
  3. Step 3: Cross multiply
    302,692.20x = 454,038.30 × 92,302.80
  4. Step 4: Simplify right side
    302,692.20x = 41,909,006,397.24
  5. Step 5: Solve for x
    x = 41,909,006,397.24/302,692.20
  6. Step 6: Final answer
    x = 138,454.20

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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.