Home / 42,361.64-63,442.27-36,784.68

Finding the Fourth Proportional to 42,361.64, 63,442.27 and 36,784.68

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Solution

The fourth proportional to 42,361.64, 63,442.27 and 36,784.68 is: 55,090.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,361.64 : 63,442.27 = 36,784.68 : x
  2. Step 2: Convert to fraction form
    42,361.64/63,442.27 = 36,784.68/x
  3. Step 3: Cross multiply
    42,361.64x = 63,442.27 × 36,784.68
  4. Step 4: Simplify right side
    42,361.64x = 2,333,703,099.29
  5. Step 5: Solve for x
    x = 2,333,703,099.29/42,361.64
  6. Step 6: Final answer
    x = 55,090.01

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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.