Home / 65,528.04-98,291.79-18,780.96

Finding the Fourth Proportional to 65,528.04, 98,291.79 and 18,780.96

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Solution

The fourth proportional to 65,528.04, 98,291.79 and 18,780.96 is: 28,171.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,528.04 : 98,291.79 = 18,780.96 : x
  2. Step 2: Convert to fraction form
    65,528.04/98,291.79 = 18,780.96/x
  3. Step 3: Cross multiply
    65,528.04x = 98,291.79 × 18,780.96
  4. Step 4: Simplify right side
    65,528.04x = 1,846,014,176.32
  5. Step 5: Solve for x
    x = 1,846,014,176.32/65,528.04
  6. Step 6: Final answer
    x = 28,171.36

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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.