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Finding the Fourth Proportional to 93,797.88, 129,453.42 and 53,502.40

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Solution

The fourth proportional to 93,797.88, 129,453.42 and 53,502.40 is: 73,840.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,797.88 : 129,453.42 = 53,502.40 : x
  2. Step 2: Convert to fraction form
    93,797.88/129,453.42 = 53,502.40/x
  3. Step 3: Cross multiply
    93,797.88x = 129,453.42 × 53,502.40
  4. Step 4: Simplify right side
    93,797.88x = 6,926,068,658.21
  5. Step 5: Solve for x
    x = 6,926,068,658.21/93,797.88
  6. Step 6: Final answer
    x = 73,840.35

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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.