Home / 40,313.04-60,369-25,477.20

Finding the Fourth Proportional to 40,313.04, 60,369 and 25,477.20

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Solution

The fourth proportional to 40,313.04, 60,369 and 25,477.20 is: 38,152.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,313.04 : 60,369 = 25,477.20 : x
  2. Step 2: Convert to fraction form
    40,313.04/60,369 = 25,477.20/x
  3. Step 3: Cross multiply
    40,313.04x = 60,369 × 25,477.20
  4. Step 4: Simplify right side
    40,313.04x = 1,538,033,086.80
  5. Step 5: Solve for x
    x = 1,538,033,086.80/40,313.04
  6. Step 6: Final answer
    x = 38,152.25

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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.