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Finding the Fourth Proportional to 64,359.28, 88,812.16 and 37,506.16

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Solution

The fourth proportional to 64,359.28, 88,812.16 and 37,506.16 is: 51,756.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,359.28 : 88,812.16 = 37,506.16 : x
  2. Step 2: Convert to fraction form
    64,359.28/88,812.16 = 37,506.16/x
  3. Step 3: Cross multiply
    64,359.28x = 88,812.16 × 37,506.16
  4. Step 4: Simplify right side
    64,359.28x = 3,331,003,082.91
  5. Step 5: Solve for x
    x = 3,331,003,082.91/64,359.28
  6. Step 6: Final answer
    x = 51,756.38

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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.