Home / 112,050.78-154,628.04-61,063.94

Finding the Fourth Proportional to 112,050.78, 154,628.04 and 61,063.94

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Solution

The fourth proportional to 112,050.78, 154,628.04 and 61,063.94 is: 84,267.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,050.78 : 154,628.04 = 61,063.94 : x
  2. Step 2: Convert to fraction form
    112,050.78/154,628.04 = 61,063.94/x
  3. Step 3: Cross multiply
    112,050.78x = 154,628.04 × 61,063.94
  4. Step 4: Simplify right side
    112,050.78x = 9,442,197,356.88
  5. Step 5: Solve for x
    x = 9,442,197,356.88/112,050.78
  6. Step 6: Final answer
    x = 84,267.13

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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.