Home / 74,897.02-103,310.42-56,952.68

Finding the Fourth Proportional to 74,897.02, 103,310.42 and 56,952.68

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Solution

The fourth proportional to 74,897.02, 103,310.42 and 56,952.68 is: 78,558.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,897.02 : 103,310.42 = 56,952.68 : x
  2. Step 2: Convert to fraction form
    74,897.02/103,310.42 = 56,952.68/x
  3. Step 3: Cross multiply
    74,897.02x = 103,310.42 × 56,952.68
  4. Step 4: Simplify right side
    74,897.02x = 5,883,805,290.93
  5. Step 5: Solve for x
    x = 5,883,805,290.93/74,897.02
  6. Step 6: Final answer
    x = 78,558.60

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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.