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Finding the Fourth Proportional to 64,880.20, 97,244.70 and 29,823.40

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Solution

The fourth proportional to 64,880.20, 97,244.70 and 29,823.40 is: 44,700.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,880.20 : 97,244.70 = 29,823.40 : x
  2. Step 2: Convert to fraction form
    64,880.20/97,244.70 = 29,823.40/x
  3. Step 3: Cross multiply
    64,880.20x = 97,244.70 × 29,823.40
  4. Step 4: Simplify right side
    64,880.20x = 2,900,167,585.98
  5. Step 5: Solve for x
    x = 2,900,167,585.98/64,880.20
  6. Step 6: Final answer
    x = 44,700.35

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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.