Home / 109,813.39-151,542.45-59,512.39

Finding the Fourth Proportional to 109,813.39, 151,542.45 and 59,512.39

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Solution

The fourth proportional to 109,813.39, 151,542.45 and 59,512.39 is: 82,127.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,813.39 : 151,542.45 = 59,512.39 : x
  2. Step 2: Convert to fraction form
    109,813.39/151,542.45 = 59,512.39/x
  3. Step 3: Cross multiply
    109,813.39x = 151,542.45 × 59,512.39
  4. Step 4: Simplify right side
    109,813.39x = 9,018,653,385.96
  5. Step 5: Solve for x
    x = 9,018,653,385.96/109,813.39
  6. Step 6: Final answer
    x = 82,127.08

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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.