Home / 153,338.03-211,612.59-92,874.57

Finding the Fourth Proportional to 153,338.03, 211,612.59 and 92,874.57

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Solution

The fourth proportional to 153,338.03, 211,612.59 and 92,874.57 is: 128,170.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,338.03 : 211,612.59 = 92,874.57 : x
  2. Step 2: Convert to fraction form
    153,338.03/211,612.59 = 92,874.57/x
  3. Step 3: Cross multiply
    153,338.03x = 211,612.59 × 92,874.57
  4. Step 4: Simplify right side
    153,338.03x = 19,653,428,302.84
  5. Step 5: Solve for x
    x = 19,653,428,302.84/153,338.03
  6. Step 6: Final answer
    x = 128,170.61

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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.