Home / 42,296.21-58,445.75-40,246.50

Finding the Fourth Proportional to 42,296.21, 58,445.75 and 40,246.50

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Solution

The fourth proportional to 42,296.21, 58,445.75 and 40,246.50 is: 55,613.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,296.21 : 58,445.75 = 40,246.50 : x
  2. Step 2: Convert to fraction form
    42,296.21/58,445.75 = 40,246.50/x
  3. Step 3: Cross multiply
    42,296.21x = 58,445.75 × 40,246.50
  4. Step 4: Simplify right side
    42,296.21x = 2,352,236,877.38
  5. Step 5: Solve for x
    x = 2,352,236,877.38/42,296.21
  6. Step 6: Final answer
    x = 55,613.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.