Home / 65,544.30-98,318.63-18,159.86

Finding the Fourth Proportional to 65,544.30, 98,318.63 and 18,159.86

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Solution

The fourth proportional to 65,544.30, 98,318.63 and 18,159.86 is: 27,240.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,544.30 : 98,318.63 = 18,159.86 : x
  2. Step 2: Convert to fraction form
    65,544.30/98,318.63 = 18,159.86/x
  3. Step 3: Cross multiply
    65,544.30x = 98,318.63 × 18,159.86
  4. Step 4: Simplify right side
    65,544.30x = 1,785,452,711.19
  5. Step 5: Solve for x
    x = 1,785,452,711.19/65,544.30
  6. Step 6: Final answer
    x = 27,240.40

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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.