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Finding the Fourth Proportional to 115,916.70, 173,875.05 and 32,810.70

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Solution

The fourth proportional to 115,916.70, 173,875.05 and 32,810.70 is: 49,216.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,916.70 : 173,875.05 = 32,810.70 : x
  2. Step 2: Convert to fraction form
    115,916.70/173,875.05 = 32,810.70/x
  3. Step 3: Cross multiply
    115,916.70x = 173,875.05 × 32,810.70
  4. Step 4: Simplify right side
    115,916.70x = 5,704,962,103.04
  5. Step 5: Solve for x
    x = 5,704,962,103.04/115,916.70
  6. Step 6: Final answer
    x = 49,216.05

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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.