Home / 238,175.26-328,708.01-136,210.21

Finding the Fourth Proportional to 238,175.26, 328,708.01 and 136,210.21

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Solution

The fourth proportional to 238,175.26, 328,708.01 and 136,210.21 is: 187,985.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,175.26 : 328,708.01 = 136,210.21 : x
  2. Step 2: Convert to fraction form
    238,175.26/328,708.01 = 136,210.21/x
  3. Step 3: Cross multiply
    238,175.26x = 328,708.01 × 136,210.21
  4. Step 4: Simplify right side
    238,175.26x = 44,773,387,070.78
  5. Step 5: Solve for x
    x = 44,773,387,070.78/238,175.26
  6. Step 6: Final answer
    x = 187,985.05

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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.