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Finding the Fourth Proportional to 54,492.34, 81,737.99 and 32,289.74

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Solution

The fourth proportional to 54,492.34, 81,737.99 and 32,289.74 is: 48,434.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,492.34 : 81,737.99 = 32,289.74 : x
  2. Step 2: Convert to fraction form
    54,492.34/81,737.99 = 32,289.74/x
  3. Step 3: Cross multiply
    54,492.34x = 81,737.99 × 32,289.74
  4. Step 4: Simplify right side
    54,492.34x = 2,639,297,875.08
  5. Step 5: Solve for x
    x = 2,639,297,875.08/54,492.34
  6. Step 6: Final answer
    x = 48,434.29

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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.