Home / 74,970.53-112,474.25-52,827.15

Finding the Fourth Proportional to 74,970.53, 112,474.25 and 52,827.15

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Solution

The fourth proportional to 74,970.53, 112,474.25 and 52,827.15 is: 79,253.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,970.53 : 112,474.25 = 52,827.15 : x
  2. Step 2: Convert to fraction form
    74,970.53/112,474.25 = 52,827.15/x
  3. Step 3: Cross multiply
    74,970.53x = 112,474.25 × 52,827.15
  4. Step 4: Simplify right side
    74,970.53x = 5,941,693,811.75
  5. Step 5: Solve for x
    x = 5,941,693,811.75/74,970.53
  6. Step 6: Final answer
    x = 79,253.73

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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.