Home / 55,316.23-76,316.71-32,643.87

Finding the Fourth Proportional to 55,316.23, 76,316.71 and 32,643.87

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Solution

The fourth proportional to 55,316.23, 76,316.71 and 32,643.87 is: 45,036.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,316.23 : 76,316.71 = 32,643.87 : x
  2. Step 2: Convert to fraction form
    55,316.23/76,316.71 = 32,643.87/x
  3. Step 3: Cross multiply
    55,316.23x = 76,316.71 × 32,643.87
  4. Step 4: Simplify right side
    55,316.23x = 2,491,272,760.07
  5. Step 5: Solve for x
    x = 2,491,272,760.07/55,316.23
  6. Step 6: Final answer
    x = 45,036.92

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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.