Home / 130,787.84-196,152.52-60,658.04

Finding the Fourth Proportional to 130,787.84, 196,152.52 and 60,658.04

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Solution

The fourth proportional to 130,787.84, 196,152.52 and 60,658.04 is: 90,973.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,787.84 : 196,152.52 = 60,658.04 : x
  2. Step 2: Convert to fraction form
    130,787.84/196,152.52 = 60,658.04/x
  3. Step 3: Cross multiply
    130,787.84x = 196,152.52 × 60,658.04
  4. Step 4: Simplify right side
    130,787.84x = 11,898,227,404.26
  5. Step 5: Solve for x
    x = 11,898,227,404.26/130,787.84
  6. Step 6: Final answer
    x = 90,973.50

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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.