Home / 40,245.18-60,477.12-21,539.04

Finding the Fourth Proportional to 40,245.18, 60,477.12 and 21,539.04

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Solution

The fourth proportional to 40,245.18, 60,477.12 and 21,539.04 is: 32,367.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,245.18 : 60,477.12 = 21,539.04 : x
  2. Step 2: Convert to fraction form
    40,245.18/60,477.12 = 21,539.04/x
  3. Step 3: Cross multiply
    40,245.18x = 60,477.12 × 21,539.04
  4. Step 4: Simplify right side
    40,245.18x = 1,302,619,106.76
  5. Step 5: Solve for x
    x = 1,302,619,106.76/40,245.18
  6. Step 6: Final answer
    x = 32,367.08

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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.