Home / 57,567.08-86,343.06-18,124.40

Finding the Fourth Proportional to 57,567.08, 86,343.06 and 18,124.40

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Solution

The fourth proportional to 57,567.08, 86,343.06 and 18,124.40 is: 27,184.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,567.08 : 86,343.06 = 18,124.40 : x
  2. Step 2: Convert to fraction form
    57,567.08/86,343.06 = 18,124.40/x
  3. Step 3: Cross multiply
    57,567.08x = 86,343.06 × 18,124.40
  4. Step 4: Simplify right side
    57,567.08x = 1,564,916,156.66
  5. Step 5: Solve for x
    x = 1,564,916,156.66/57,567.08
  6. Step 6: Final answer
    x = 27,184.22

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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.