Home / 147,396.63-221,141.66-52,624.74

Finding the Fourth Proportional to 147,396.63, 221,141.66 and 52,624.74

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Solution

The fourth proportional to 147,396.63, 221,141.66 and 52,624.74 is: 78,953.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,396.63 : 221,141.66 = 52,624.74 : x
  2. Step 2: Convert to fraction form
    147,396.63/221,141.66 = 52,624.74/x
  3. Step 3: Cross multiply
    147,396.63x = 221,141.66 × 52,624.74
  4. Step 4: Simplify right side
    147,396.63x = 11,637,522,360.67
  5. Step 5: Solve for x
    x = 11,637,522,360.67/147,396.63
  6. Step 6: Final answer
    x = 78,953.79

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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.