Home / 40,621.20-60,967.80-23,960.40

Finding the Fourth Proportional to 40,621.20, 60,967.80 and 23,960.40

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Solution

The fourth proportional to 40,621.20, 60,967.80 and 23,960.40 is: 35,961.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,621.20 : 60,967.80 = 23,960.40 : x
  2. Step 2: Convert to fraction form
    40,621.20/60,967.80 = 23,960.40/x
  3. Step 3: Cross multiply
    40,621.20x = 60,967.80 × 23,960.40
  4. Step 4: Simplify right side
    40,621.20x = 1,460,812,875.12
  5. Step 5: Solve for x
    x = 1,460,812,875.12/40,621.20
  6. Step 6: Final answer
    x = 35,961.83

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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.