Home / 65,562.04-98,342.28-18,814.72

Finding the Fourth Proportional to 65,562.04, 98,342.28 and 18,814.72

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Solution

The fourth proportional to 65,562.04, 98,342.28 and 18,814.72 is: 28,221.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,562.04 : 98,342.28 = 18,814.72 : x
  2. Step 2: Convert to fraction form
    65,562.04/98,342.28 = 18,814.72/x
  3. Step 3: Cross multiply
    65,562.04x = 98,342.28 × 18,814.72
  4. Step 4: Simplify right side
    65,562.04x = 1,850,282,462.36
  5. Step 5: Solve for x
    x = 1,850,282,462.36/65,562.04
  6. Step 6: Final answer
    x = 28,221.86

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1.5x scale

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.