Home / 32,971.81-49,507.12-28,543.13

Finding the Fourth Proportional to 32,971.81, 49,507.12 and 28,543.13

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Solution

The fourth proportional to 32,971.81, 49,507.12 and 28,543.13 is: 42,857.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,971.81 : 49,507.12 = 28,543.13 : x
  2. Step 2: Convert to fraction form
    32,971.81/49,507.12 = 28,543.13/x
  3. Step 3: Cross multiply
    32,971.81x = 49,507.12 × 28,543.13
  4. Step 4: Simplify right side
    32,971.81x = 1,413,088,162.09
  5. Step 5: Solve for x
    x = 1,413,088,162.09/32,971.81
  6. Step 6: Final answer
    x = 42,857.47

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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.