Home / 48,420.72-66,812.04-29,563.92

Finding the Fourth Proportional to 48,420.72, 66,812.04 and 29,563.92

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Solution

The fourth proportional to 48,420.72, 66,812.04 and 29,563.92 is: 40,792.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,420.72 : 66,812.04 = 29,563.92 : x
  2. Step 2: Convert to fraction form
    48,420.72/66,812.04 = 29,563.92/x
  3. Step 3: Cross multiply
    48,420.72x = 66,812.04 × 29,563.92
  4. Step 4: Simplify right side
    48,420.72x = 1,975,225,805.60
  5. Step 5: Solve for x
    x = 1,975,225,805.60/48,420.72
  6. Step 6: Final answer
    x = 40,792.99

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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.