Home / 229,325.65-316,619.28-148,982.16

Finding the Fourth Proportional to 229,325.65, 316,619.28 and 148,982.16

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Solution

The fourth proportional to 229,325.65, 316,619.28 and 148,982.16 is: 205,692.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,325.65 : 316,619.28 = 148,982.16 : x
  2. Step 2: Convert to fraction form
    229,325.65/316,619.28 = 148,982.16/x
  3. Step 3: Cross multiply
    229,325.65x = 316,619.28 × 148,982.16
  4. Step 4: Simplify right side
    229,325.65x = 47,170,624,232.04
  5. Step 5: Solve for x
    x = 47,170,624,232.04/229,325.65
  6. Step 6: Final answer
    x = 205,692.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.