Home / 61,686.24-92,535.87-19,572.30

Finding the Fourth Proportional to 61,686.24, 92,535.87 and 19,572.30

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Solution

The fourth proportional to 61,686.24, 92,535.87 and 19,572.30 is: 29,360.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,686.24 : 92,535.87 = 19,572.30 : x
  2. Step 2: Convert to fraction form
    61,686.24/92,535.87 = 19,572.30/x
  3. Step 3: Cross multiply
    61,686.24x = 92,535.87 × 19,572.30
  4. Step 4: Simplify right side
    61,686.24x = 1,811,139,808.40
  5. Step 5: Solve for x
    x = 1,811,139,808.40/61,686.24
  6. Step 6: Final answer
    x = 29,360.52

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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.