Home / 238,225.50-328,657.43-136,196.15

Finding the Fourth Proportional to 238,225.50, 328,657.43 and 136,196.15

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Solution

The fourth proportional to 238,225.50, 328,657.43 and 136,196.15 is: 187,897.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,225.50 : 328,657.43 = 136,196.15 : x
  2. Step 2: Convert to fraction form
    238,225.50/328,657.43 = 136,196.15/x
  3. Step 3: Cross multiply
    238,225.50x = 328,657.43 × 136,196.15
  4. Step 4: Simplify right side
    238,225.50x = 44,761,874,310.63
  5. Step 5: Solve for x
    x = 44,761,874,310.63/238,225.50
  6. Step 6: Final answer
    x = 187,897.07

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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.