Home / 32,108.65-48,168.12-9,916.81

Finding the Fourth Proportional to 32,108.65, 48,168.12 and 9,916.81

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Solution

The fourth proportional to 32,108.65, 48,168.12 and 9,916.81 is: 14,876.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,108.65 : 48,168.12 = 9,916.81 : x
  2. Step 2: Convert to fraction form
    32,108.65/48,168.12 = 9,916.81/x
  3. Step 3: Cross multiply
    32,108.65x = 48,168.12 × 9,916.81
  4. Step 4: Simplify right side
    32,108.65x = 477,674,094.10
  5. Step 5: Solve for x
    x = 477,674,094.10/32,108.65
  6. Step 6: Final answer
    x = 14,876.80

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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.