Home / 163,940.03-226,247.52-99,454.52

Finding the Fourth Proportional to 163,940.03, 226,247.52 and 99,454.52

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Solution

The fourth proportional to 163,940.03, 226,247.52 and 99,454.52 is: 137,253.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,940.03 : 226,247.52 = 99,454.52 : x
  2. Step 2: Convert to fraction form
    163,940.03/226,247.52 = 99,454.52/x
  3. Step 3: Cross multiply
    163,940.03x = 226,247.52 × 99,454.52
  4. Step 4: Simplify right side
    163,940.03x = 22,501,337,744.51
  5. Step 5: Solve for x
    x = 22,501,337,744.51/163,940.03
  6. Step 6: Final answer
    x = 137,253.47

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1.5x scale

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.