Home / 53,865.04-80,801.88-14,421.84

Finding the Fourth Proportional to 53,865.04, 80,801.88 and 14,421.84

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Solution

The fourth proportional to 53,865.04, 80,801.88 and 14,421.84 is: 21,633.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,865.04 : 80,801.88 = 14,421.84 : x
  2. Step 2: Convert to fraction form
    53,865.04/80,801.88 = 14,421.84/x
  3. Step 3: Cross multiply
    53,865.04x = 80,801.88 × 14,421.84
  4. Step 4: Simplify right side
    53,865.04x = 1,165,311,785.06
  5. Step 5: Solve for x
    x = 1,165,311,785.06/53,865.04
  6. Step 6: Final answer
    x = 21,633.92

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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.