Home / 42,544.16-63,677.12-31,296.50

Finding the Fourth Proportional to 42,544.16, 63,677.12 and 31,296.50

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Solution

The fourth proportional to 42,544.16, 63,677.12 and 31,296.50 is: 46,842.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,544.16 : 63,677.12 = 31,296.50 : x
  2. Step 2: Convert to fraction form
    42,544.16/63,677.12 = 31,296.50/x
  3. Step 3: Cross multiply
    42,544.16x = 63,677.12 × 31,296.50
  4. Step 4: Simplify right side
    42,544.16x = 1,992,870,511.21
  5. Step 5: Solve for x
    x = 1,992,870,511.21/42,544.16
  6. Step 6: Final answer
    x = 46,842.40

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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.