Home / 39,808.10-59,735.23-20,088.20

Finding the Fourth Proportional to 39,808.10, 59,735.23 and 20,088.20

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Solution

The fourth proportional to 39,808.10, 59,735.23 and 20,088.20 is: 30,143.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,808.10 : 59,735.23 = 20,088.20 : x
  2. Step 2: Convert to fraction form
    39,808.10/59,735.23 = 20,088.20/x
  3. Step 3: Cross multiply
    39,808.10x = 59,735.23 × 20,088.20
  4. Step 4: Simplify right side
    39,808.10x = 1,199,973,346.40
  5. Step 5: Solve for x
    x = 1,199,973,346.40/39,808.10
  6. Step 6: Final answer
    x = 30,143.95

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1.5x scale

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.