Home / 42,423.84-63,614.16-16,108.56

Finding the Fourth Proportional to 42,423.84, 63,614.16 and 16,108.56

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Solution

The fourth proportional to 42,423.84, 63,614.16 and 16,108.56 is: 24,154.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,423.84 : 63,614.16 = 16,108.56 : x
  2. Step 2: Convert to fraction form
    42,423.84/63,614.16 = 16,108.56/x
  3. Step 3: Cross multiply
    42,423.84x = 63,614.16 × 16,108.56
  4. Step 4: Simplify right side
    42,423.84x = 1,024,732,513.21
  5. Step 5: Solve for x
    x = 1,024,732,513.21/42,423.84
  6. Step 6: Final answer
    x = 24,154.64

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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.