Home / 122,050.36-168,446.10-73,654.66

Finding the Fourth Proportional to 122,050.36, 168,446.10 and 73,654.66

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Solution

The fourth proportional to 122,050.36, 168,446.10 and 73,654.66 is: 101,653.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,050.36 : 168,446.10 = 73,654.66 : x
  2. Step 2: Convert to fraction form
    122,050.36/168,446.10 = 73,654.66/x
  3. Step 3: Cross multiply
    122,050.36x = 168,446.10 × 73,654.66
  4. Step 4: Simplify right side
    122,050.36x = 12,406,840,223.83
  5. Step 5: Solve for x
    x = 12,406,840,223.83/122,050.36
  6. Step 6: Final answer
    x = 101,653.45

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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.