Home / 462,122.76-693,178.65-146,582.40

Finding the Fourth Proportional to 462,122.76, 693,178.65 and 146,582.40

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Solution

The fourth proportional to 462,122.76, 693,178.65 and 146,582.40 is: 219,871.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,122.76 : 693,178.65 = 146,582.40 : x
  2. Step 2: Convert to fraction form
    462,122.76/693,178.65 = 146,582.40/x
  3. Step 3: Cross multiply
    462,122.76x = 693,178.65 × 146,582.40
  4. Step 4: Simplify right side
    462,122.76x = 101,607,790,145.76
  5. Step 5: Solve for x
    x = 101,607,790,145.76/462,122.76
  6. Step 6: Final answer
    x = 219,871.86

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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.