Home / 105,174.99-145,155.24-59,844.18

Finding the Fourth Proportional to 105,174.99, 145,155.24 and 59,844.18

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Solution

The fourth proportional to 105,174.99, 145,155.24 and 59,844.18 is: 82,592.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,174.99 : 145,155.24 = 59,844.18 : x
  2. Step 2: Convert to fraction form
    105,174.99/145,155.24 = 59,844.18/x
  3. Step 3: Cross multiply
    105,174.99x = 145,155.24 × 59,844.18
  4. Step 4: Simplify right side
    105,174.99x = 8,686,696,310.50
  5. Step 5: Solve for x
    x = 8,686,696,310.50/105,174.99
  6. Step 6: Final answer
    x = 82,592.79

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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.