Home / 305,688.04-457,701-179,141.74

Finding the Fourth Proportional to 305,688.04, 457,701 and 179,141.74

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Solution

The fourth proportional to 305,688.04, 457,701 and 179,141.74 is: 268,225.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,688.04 : 457,701 = 179,141.74 : x
  2. Step 2: Convert to fraction form
    305,688.04/457,701 = 179,141.74/x
  3. Step 3: Cross multiply
    305,688.04x = 457,701 × 179,141.74
  4. Step 4: Simplify right side
    305,688.04x = 81,993,353,539.74
  5. Step 5: Solve for x
    x = 81,993,353,539.74/305,688.04
  6. Step 6: Final answer
    x = 268,225.59

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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.