Home / 59,840.10-89,690.09-38,465.55

Finding the Fourth Proportional to 59,840.10, 89,690.09 and 38,465.55

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Solution

The fourth proportional to 59,840.10, 89,690.09 and 38,465.55 is: 57,653.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,840.10 : 89,690.09 = 38,465.55 : x
  2. Step 2: Convert to fraction form
    59,840.10/89,690.09 = 38,465.55/x
  3. Step 3: Cross multiply
    59,840.10x = 89,690.09 × 38,465.55
  4. Step 4: Simplify right side
    59,840.10x = 3,449,978,449.07
  5. Step 5: Solve for x
    x = 3,449,978,449.07/59,840.10
  6. Step 6: Final answer
    x = 57,653.29

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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.