Home / 56,576.48-84,875.13-18,627.93

Finding the Fourth Proportional to 56,576.48, 84,875.13 and 18,627.93

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Solution

The fourth proportional to 56,576.48, 84,875.13 and 18,627.93 is: 27,945.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,576.48 : 84,875.13 = 18,627.93 : x
  2. Step 2: Convert to fraction form
    56,576.48/84,875.13 = 18,627.93/x
  3. Step 3: Cross multiply
    56,576.48x = 84,875.13 × 18,627.93
  4. Step 4: Simplify right side
    56,576.48x = 1,581,047,980.38
  5. Step 5: Solve for x
    x = 1,581,047,980.38/56,576.48
  6. Step 6: Final answer
    x = 27,945.32

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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.