Home / 132,601.51-182,994.58-72,174.34

Finding the Fourth Proportional to 132,601.51, 182,994.58 and 72,174.34

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Solution

The fourth proportional to 132,601.51, 182,994.58 and 72,174.34 is: 99,603.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,601.51 : 182,994.58 = 72,174.34 : x
  2. Step 2: Convert to fraction form
    132,601.51/182,994.58 = 72,174.34/x
  3. Step 3: Cross multiply
    132,601.51x = 182,994.58 × 72,174.34
  4. Step 4: Simplify right side
    132,601.51x = 13,207,512,948.06
  5. Step 5: Solve for x
    x = 13,207,512,948.06/132,601.51
  6. Step 6: Final answer
    x = 99,603.04

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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.