Home / 133,032.70-199,549.05-54,106.30

Finding the Fourth Proportional to 133,032.70, 199,549.05 and 54,106.30

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Solution

The fourth proportional to 133,032.70, 199,549.05 and 54,106.30 is: 81,159.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,032.70 : 199,549.05 = 54,106.30 : x
  2. Step 2: Convert to fraction form
    133,032.70/199,549.05 = 54,106.30/x
  3. Step 3: Cross multiply
    133,032.70x = 199,549.05 × 54,106.30
  4. Step 4: Simplify right side
    133,032.70x = 10,796,860,764.02
  5. Step 5: Solve for x
    x = 10,796,860,764.02/133,032.70
  6. Step 6: Final answer
    x = 81,159.45

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1.5x scale

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.