Home / 163,335.80-244,946.10-74,631.80

Finding the Fourth Proportional to 163,335.80, 244,946.10 and 74,631.80

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Solution

The fourth proportional to 163,335.80, 244,946.10 and 74,631.80 is: 111,921.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,335.80 : 244,946.10 = 74,631.80 : x
  2. Step 2: Convert to fraction form
    163,335.80/244,946.10 = 74,631.80/x
  3. Step 3: Cross multiply
    163,335.80x = 244,946.10 × 74,631.80
  4. Step 4: Simplify right side
    163,335.80x = 18,280,768,345.98
  5. Step 5: Solve for x
    x = 18,280,768,345.98/163,335.80
  6. Step 6: Final answer
    x = 111,921.38

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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.