Home / 55,702.08-83,551.91-13,582.49

Finding the Fourth Proportional to 55,702.08, 83,551.91 and 13,582.49

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Solution

The fourth proportional to 55,702.08, 83,551.91 and 13,582.49 is: 20,373.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,702.08 : 83,551.91 = 13,582.49 : x
  2. Step 2: Convert to fraction form
    55,702.08/83,551.91 = 13,582.49/x
  3. Step 3: Cross multiply
    55,702.08x = 83,551.91 × 13,582.49
  4. Step 4: Simplify right side
    55,702.08x = 1,134,842,496.38
  5. Step 5: Solve for x
    x = 1,134,842,496.38/55,702.08
  6. Step 6: Final answer
    x = 20,373.43

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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.