Home / 64,421.20-96,650.04-22,872.40

Finding the Fourth Proportional to 64,421.20, 96,650.04 and 22,872.40

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Solution

The fourth proportional to 64,421.20, 96,650.04 and 22,872.40 is: 34,315.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,421.20 : 96,650.04 = 22,872.40 : x
  2. Step 2: Convert to fraction form
    64,421.20/96,650.04 = 22,872.40/x
  3. Step 3: Cross multiply
    64,421.20x = 96,650.04 × 22,872.40
  4. Step 4: Simplify right side
    64,421.20x = 2,210,618,374.90
  5. Step 5: Solve for x
    x = 2,210,618,374.90/64,421.20
  6. Step 6: Final answer
    x = 34,315.08

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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.