Home / 229,644.24-316,962.36-144,877.20

Finding the Fourth Proportional to 229,644.24, 316,962.36 and 144,877.20

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Solution

The fourth proportional to 229,644.24, 316,962.36 and 144,877.20 is: 199,964.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,644.24 : 316,962.36 = 144,877.20 : x
  2. Step 2: Convert to fraction form
    229,644.24/316,962.36 = 144,877.20/x
  3. Step 3: Cross multiply
    229,644.24x = 316,962.36 × 144,877.20
  4. Step 4: Simplify right side
    229,644.24x = 45,920,619,222.19
  5. Step 5: Solve for x
    x = 45,920,619,222.19/229,644.24
  6. Step 6: Final answer
    x = 199,964.17

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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.