Home / 346,821.20-520,266.45-94,105.70

Finding the Fourth Proportional to 346,821.20, 520,266.45 and 94,105.70

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Solution

The fourth proportional to 346,821.20, 520,266.45 and 94,105.70 is: 141,167.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,821.20 : 520,266.45 = 94,105.70 : x
  2. Step 2: Convert to fraction form
    346,821.20/520,266.45 = 94,105.70/x
  3. Step 3: Cross multiply
    346,821.20x = 520,266.45 × 94,105.70
  4. Step 4: Simplify right side
    346,821.20x = 48,960,038,463.77
  5. Step 5: Solve for x
    x = 48,960,038,463.77/346,821.20
  6. Step 6: Final answer
    x = 141,167.95

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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.