Home / 56,437.58-84,670.47-39,830.03

Finding the Fourth Proportional to 56,437.58, 84,670.47 and 39,830.03

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Solution

The fourth proportional to 56,437.58, 84,670.47 and 39,830.03 is: 59,755.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,437.58 : 84,670.47 = 39,830.03 : x
  2. Step 2: Convert to fraction form
    56,437.58/84,670.47 = 39,830.03/x
  3. Step 3: Cross multiply
    56,437.58x = 84,670.47 × 39,830.03
  4. Step 4: Simplify right side
    56,437.58x = 3,372,427,360.21
  5. Step 5: Solve for x
    x = 3,372,427,360.21/56,437.58
  6. Step 6: Final answer
    x = 59,755.00

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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.