Home / 147,985.26-204,384.51-136,787.82

Finding the Fourth Proportional to 147,985.26, 204,384.51 and 136,787.82

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Solution

The fourth proportional to 147,985.26, 204,384.51 and 136,787.82 is: 188,919.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,985.26 : 204,384.51 = 136,787.82 : x
  2. Step 2: Convert to fraction form
    147,985.26/204,384.51 = 136,787.82/x
  3. Step 3: Cross multiply
    147,985.26x = 204,384.51 × 136,787.82
  4. Step 4: Simplify right side
    147,985.26x = 27,957,311,564.67
  5. Step 5: Solve for x
    x = 27,957,311,564.67/147,985.26
  6. Step 6: Final answer
    x = 188,919.57

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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.