Home / 32,110.40-48,167.50-12,389.06

Finding the Fourth Proportional to 32,110.40, 48,167.50 and 12,389.06

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Solution

The fourth proportional to 32,110.40, 48,167.50 and 12,389.06 is: 18,584.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,110.40 : 48,167.50 = 12,389.06 : x
  2. Step 2: Convert to fraction form
    32,110.40/48,167.50 = 12,389.06/x
  3. Step 3: Cross multiply
    32,110.40x = 48,167.50 × 12,389.06
  4. Step 4: Simplify right side
    32,110.40x = 596,750,047.55
  5. Step 5: Solve for x
    x = 596,750,047.55/32,110.40
  6. Step 6: Final answer
    x = 18,584.32

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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.