Home / 103,799.90-143,214.23-58,462.04

Finding the Fourth Proportional to 103,799.90, 143,214.23 and 58,462.04

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Solution

The fourth proportional to 103,799.90, 143,214.23 and 58,462.04 is: 80,660.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,799.90 : 143,214.23 = 58,462.04 : x
  2. Step 2: Convert to fraction form
    103,799.90/143,214.23 = 58,462.04/x
  3. Step 3: Cross multiply
    103,799.90x = 143,214.23 × 58,462.04
  4. Step 4: Simplify right side
    103,799.90x = 8,372,595,034.45
  5. Step 5: Solve for x
    x = 8,372,595,034.45/103,799.90
  6. Step 6: Final answer
    x = 80,660.92

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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.