Home / 238,838.02-329,548.10-135,453.06

Finding the Fourth Proportional to 238,838.02, 329,548.10 and 135,453.06

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Solution

The fourth proportional to 238,838.02, 329,548.10 and 135,453.06 is: 186,897.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,838.02 : 329,548.10 = 135,453.06 : x
  2. Step 2: Convert to fraction form
    238,838.02/329,548.10 = 135,453.06/x
  3. Step 3: Cross multiply
    238,838.02x = 329,548.10 × 135,453.06
  4. Step 4: Simplify right side
    238,838.02x = 44,638,297,884.92
  5. Step 5: Solve for x
    x = 44,638,297,884.92/238,838.02
  6. Step 6: Final answer
    x = 186,897.79

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1.5x scale

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.