Home / 163,061.10-244,592.55-74,252.70

Finding the Fourth Proportional to 163,061.10, 244,592.55 and 74,252.70

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Solution

The fourth proportional to 163,061.10, 244,592.55 and 74,252.70 is: 111,379.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,061.10 : 244,592.55 = 74,252.70 : x
  2. Step 2: Convert to fraction form
    163,061.10/244,592.55 = 74,252.70/x
  3. Step 3: Cross multiply
    163,061.10x = 244,592.55 × 74,252.70
  4. Step 4: Simplify right side
    163,061.10x = 18,161,657,237.39
  5. Step 5: Solve for x
    x = 18,161,657,237.39/163,061.10
  6. Step 6: Final answer
    x = 111,379.46

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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.