Home / 243,865.31-336,649.19-183,459

Finding the Fourth Proportional to 243,865.31, 336,649.19 and 183,459

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Solution

The fourth proportional to 243,865.31, 336,649.19 and 183,459 is: 253,259.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,865.31 : 336,649.19 = 183,459 : x
  2. Step 2: Convert to fraction form
    243,865.31/336,649.19 = 183,459/x
  3. Step 3: Cross multiply
    243,865.31x = 336,649.19 × 183,459
  4. Step 4: Simplify right side
    243,865.31x = 61,761,323,748.21
  5. Step 5: Solve for x
    x = 61,761,323,748.21/243,865.31
  6. Step 6: Final answer
    x = 253,259.98

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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.