Home / 104,440.39-144,127.62-59,117.58

Finding the Fourth Proportional to 104,440.39, 144,127.62 and 59,117.58

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Solution

The fourth proportional to 104,440.39, 144,127.62 and 59,117.58 is: 81,582.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,440.39 : 144,127.62 = 59,117.58 : x
  2. Step 2: Convert to fraction form
    104,440.39/144,127.62 = 59,117.58/x
  3. Step 3: Cross multiply
    104,440.39x = 144,127.62 × 59,117.58
  4. Step 4: Simplify right side
    104,440.39x = 8,520,476,105.56
  5. Step 5: Solve for x
    x = 8,520,476,105.56/104,440.39
  6. Step 6: Final answer
    x = 81,582.20

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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.