Home / 238,029.40-328,480.54-136,057.04

Finding the Fourth Proportional to 238,029.40, 328,480.54 and 136,057.04

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Solution

The fourth proportional to 238,029.40, 328,480.54 and 136,057.04 is: 187,758.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,029.40 : 328,480.54 = 136,057.04 : x
  2. Step 2: Convert to fraction form
    238,029.40/328,480.54 = 136,057.04/x
  3. Step 3: Cross multiply
    238,029.40x = 328,480.54 × 136,057.04
  4. Step 4: Simplify right side
    238,029.40x = 44,692,089,970.00
  5. Step 5: Solve for x
    x = 44,692,089,970.00/238,029.40
  6. Step 6: Final answer
    x = 187,758.70

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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.