Home / 39,495.08-59,230.65-20,765.01

Finding the Fourth Proportional to 39,495.08, 59,230.65 and 20,765.01

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Solution

The fourth proportional to 39,495.08, 59,230.65 and 20,765.01 is: 31,141.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,495.08 : 59,230.65 = 20,765.01 : x
  2. Step 2: Convert to fraction form
    39,495.08/59,230.65 = 20,765.01/x
  3. Step 3: Cross multiply
    39,495.08x = 59,230.65 × 20,765.01
  4. Step 4: Simplify right side
    39,495.08x = 1,229,925,039.56
  5. Step 5: Solve for x
    x = 1,229,925,039.56/39,495.08
  6. Step 6: Final answer
    x = 31,141.22

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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.