Home / 32,867.40-49,301.10-31,555.20

Finding the Fourth Proportional to 32,867.40, 49,301.10 and 31,555.20

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Solution

The fourth proportional to 32,867.40, 49,301.10 and 31,555.20 is: 47,332.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,867.40 : 49,301.10 = 31,555.20 : x
  2. Step 2: Convert to fraction form
    32,867.40/49,301.10 = 31,555.20/x
  3. Step 3: Cross multiply
    32,867.40x = 49,301.10 × 31,555.20
  4. Step 4: Simplify right side
    32,867.40x = 1,555,706,070.72
  5. Step 5: Solve for x
    x = 1,555,706,070.72/32,867.40
  6. Step 6: Final answer
    x = 47,332.80

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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.