Home / 104,827.20-144,673.08-64,532.88

Finding the Fourth Proportional to 104,827.20, 144,673.08 and 64,532.88

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Solution

The fourth proportional to 104,827.20, 144,673.08 and 64,532.88 is: 89,062.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,827.20 : 144,673.08 = 64,532.88 : x
  2. Step 2: Convert to fraction form
    104,827.20/144,673.08 = 64,532.88/x
  3. Step 3: Cross multiply
    104,827.20x = 144,673.08 × 64,532.88
  4. Step 4: Simplify right side
    104,827.20x = 9,336,170,510.87
  5. Step 5: Solve for x
    x = 9,336,170,510.87/104,827.20
  6. Step 6: Final answer
    x = 89,062.48

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1.5x scale

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.