Home / 58,985.40-88,441.80-28,961.46

Finding the Fourth Proportional to 58,985.40, 88,441.80 and 28,961.46

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Solution

The fourth proportional to 58,985.40, 88,441.80 and 28,961.46 is: 43,424.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,985.40 : 88,441.80 = 28,961.46 : x
  2. Step 2: Convert to fraction form
    58,985.40/88,441.80 = 28,961.46/x
  3. Step 3: Cross multiply
    58,985.40x = 88,441.80 × 28,961.46
  4. Step 4: Simplify right side
    58,985.40x = 2,561,403,653.03
  5. Step 5: Solve for x
    x = 2,561,403,653.03/58,985.40
  6. Step 6: Final answer
    x = 43,424.37

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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.