Home / 102,306.99-141,190.73-62,022.45

Finding the Fourth Proportional to 102,306.99, 141,190.73 and 62,022.45

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Solution

The fourth proportional to 102,306.99, 141,190.73 and 62,022.45 is: 85,595.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,306.99 : 141,190.73 = 62,022.45 : x
  2. Step 2: Convert to fraction form
    102,306.99/141,190.73 = 62,022.45/x
  3. Step 3: Cross multiply
    102,306.99x = 141,190.73 × 62,022.45
  4. Step 4: Simplify right side
    102,306.99x = 8,756,994,991.89
  5. Step 5: Solve for x
    x = 8,756,994,991.89/102,306.99
  6. Step 6: Final answer
    x = 85,595.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.