Home / 238,432.21-328,899.59-148,852.69

Finding the Fourth Proportional to 238,432.21, 328,899.59 and 148,852.69

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Solution

The fourth proportional to 238,432.21, 328,899.59 and 148,852.69 is: 205,331.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,432.21 : 328,899.59 = 148,852.69 : x
  2. Step 2: Convert to fraction form
    238,432.21/328,899.59 = 148,852.69/x
  3. Step 3: Cross multiply
    238,432.21x = 328,899.59 × 148,852.69
  4. Step 4: Simplify right side
    238,432.21x = 48,957,587,703.08
  5. Step 5: Solve for x
    x = 48,957,587,703.08/238,432.21
  6. Step 6: Final answer
    x = 205,331.27

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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.