Home / 42,651.70-63,977.55-14,946.10

Finding the Fourth Proportional to 42,651.70, 63,977.55 and 14,946.10

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Solution

The fourth proportional to 42,651.70, 63,977.55 and 14,946.10 is: 22,419.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,651.70 : 63,977.55 = 14,946.10 : x
  2. Step 2: Convert to fraction form
    42,651.70/63,977.55 = 14,946.10/x
  3. Step 3: Cross multiply
    42,651.70x = 63,977.55 × 14,946.10
  4. Step 4: Simplify right side
    42,651.70x = 956,214,860.06
  5. Step 5: Solve for x
    x = 956,214,860.06/42,651.70
  6. Step 6: Final answer
    x = 22,419.15

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Similar ratio
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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.