Home / 64,981.28-97,451.76-23,422.88

Finding the Fourth Proportional to 64,981.28, 97,451.76 and 23,422.88

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Solution

The fourth proportional to 64,981.28, 97,451.76 and 23,422.88 is: 35,127.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,981.28 : 97,451.76 = 23,422.88 : x
  2. Step 2: Convert to fraction form
    64,981.28/97,451.76 = 23,422.88/x
  3. Step 3: Cross multiply
    64,981.28x = 97,451.76 × 23,422.88
  4. Step 4: Simplify right side
    64,981.28x = 2,282,600,880.27
  5. Step 5: Solve for x
    x = 2,282,600,880.27/64,981.28
  6. Step 6: Final answer
    x = 35,127.05

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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.