Home / 45,400.10-67,901.00-40,437.44

Finding the Fourth Proportional to 45,400.10, 67,901.00 and 40,437.44

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Solution

The fourth proportional to 45,400.10, 67,901.00 and 40,437.44 is: 60,478.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,400.10 : 67,901.00 = 40,437.44 : x
  2. Step 2: Convert to fraction form
    45,400.10/67,901.00 = 40,437.44/x
  3. Step 3: Cross multiply
    45,400.10x = 67,901.00 × 40,437.44
  4. Step 4: Simplify right side
    45,400.10x = 2,745,742,071.75
  5. Step 5: Solve for x
    x = 2,745,742,071.75/45,400.10
  6. Step 6: Final answer
    x = 60,478.76

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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.