Home / 142,852.82-214,277.40-48,103.88

Finding the Fourth Proportional to 142,852.82, 214,277.40 and 48,103.88

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Solution

The fourth proportional to 142,852.82, 214,277.40 and 48,103.88 is: 72,155.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,852.82 : 214,277.40 = 48,103.88 : x
  2. Step 2: Convert to fraction form
    142,852.82/214,277.40 = 48,103.88/x
  3. Step 3: Cross multiply
    142,852.82x = 214,277.40 × 48,103.88
  4. Step 4: Simplify right side
    142,852.82x = 10,307,573,264.93
  5. Step 5: Solve for x
    x = 10,307,573,264.93/142,852.82
  6. Step 6: Final answer
    x = 72,155.20

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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.