Home / 130,471.41-180,050.54-73,893.72

Finding the Fourth Proportional to 130,471.41, 180,050.54 and 73,893.72

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Solution

The fourth proportional to 130,471.41, 180,050.54 and 73,893.72 is: 101,973.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,471.41 : 180,050.54 = 73,893.72 : x
  2. Step 2: Convert to fraction form
    130,471.41/180,050.54 = 73,893.72/x
  3. Step 3: Cross multiply
    130,471.41x = 180,050.54 × 73,893.72
  4. Step 4: Simplify right side
    130,471.41x = 13,304,603,819.14
  5. Step 5: Solve for x
    x = 13,304,603,819.14/130,471.41
  6. Step 6: Final answer
    x = 101,973.33

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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.