Home / 32,681.03-45,099.25-18,341.20

Finding the Fourth Proportional to 32,681.03, 45,099.25 and 18,341.20

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Solution

The fourth proportional to 32,681.03, 45,099.25 and 18,341.20 is: 25,310.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,681.03 : 45,099.25 = 18,341.20 : x
  2. Step 2: Convert to fraction form
    32,681.03/45,099.25 = 18,341.20/x
  3. Step 3: Cross multiply
    32,681.03x = 45,099.25 × 18,341.20
  4. Step 4: Simplify right side
    32,681.03x = 827,174,364.10
  5. Step 5: Solve for x
    x = 827,174,364.10/32,681.03
  6. Step 6: Final answer
    x = 25,310.54

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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.