Home / 141,730.75-212,628.93-48,236.50

Finding the Fourth Proportional to 141,730.75, 212,628.93 and 48,236.50

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Solution

The fourth proportional to 141,730.75, 212,628.93 and 48,236.50 is: 72,365.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,730.75 : 212,628.93 = 48,236.50 : x
  2. Step 2: Convert to fraction form
    141,730.75/212,628.93 = 48,236.50/x
  3. Step 3: Cross multiply
    141,730.75x = 212,628.93 × 48,236.50
  4. Step 4: Simplify right side
    141,730.75x = 10,256,475,381.95
  5. Step 5: Solve for x
    x = 10,256,475,381.95/141,730.75
  6. Step 6: Final answer
    x = 72,365.91

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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.