Home / 53,545.12-73,857.63-42,197.02

Finding the Fourth Proportional to 53,545.12, 73,857.63 and 42,197.02

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Solution

The fourth proportional to 53,545.12, 73,857.63 and 42,197.02 is: 58,204.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,545.12 : 73,857.63 = 42,197.02 : x
  2. Step 2: Convert to fraction form
    53,545.12/73,857.63 = 42,197.02/x
  3. Step 3: Cross multiply
    53,545.12x = 73,857.63 × 42,197.02
  4. Step 4: Simplify right side
    53,545.12x = 3,116,571,890.26
  5. Step 5: Solve for x
    x = 3,116,571,890.26/53,545.12
  6. Step 6: Final answer
    x = 58,204.59

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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.