Home / 63,064.26-87,045.60-42,636.99

Finding the Fourth Proportional to 63,064.26, 87,045.60 and 42,636.99

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Solution

The fourth proportional to 63,064.26, 87,045.60 and 42,636.99 is: 58,850.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,064.26 : 87,045.60 = 42,636.99 : x
  2. Step 2: Convert to fraction form
    63,064.26/87,045.60 = 42,636.99/x
  3. Step 3: Cross multiply
    63,064.26x = 87,045.60 × 42,636.99
  4. Step 4: Simplify right side
    63,064.26x = 3,711,362,376.74
  5. Step 5: Solve for x
    x = 3,711,362,376.74/63,064.26
  6. Step 6: Final answer
    x = 58,850.49

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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.