Home / 42,592.26-63,803.88-20,072.10

Finding the Fourth Proportional to 42,592.26, 63,803.88 and 20,072.10

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Solution

The fourth proportional to 42,592.26, 63,803.88 and 20,072.10 is: 30,068.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,592.26 : 63,803.88 = 20,072.10 : x
  2. Step 2: Convert to fraction form
    42,592.26/63,803.88 = 20,072.10/x
  3. Step 3: Cross multiply
    42,592.26x = 63,803.88 × 20,072.10
  4. Step 4: Simplify right side
    42,592.26x = 1,280,677,859.75
  5. Step 5: Solve for x
    x = 1,280,677,859.75/42,592.26
  6. Step 6: Final answer
    x = 30,068.32

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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.