Home / 99,033.35-136,673.28-56,590.97

Finding the Fourth Proportional to 99,033.35, 136,673.28 and 56,590.97

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Solution

The fourth proportional to 99,033.35, 136,673.28 and 56,590.97 is: 78,099.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,033.35 : 136,673.28 = 56,590.97 : x
  2. Step 2: Convert to fraction form
    99,033.35/136,673.28 = 56,590.97/x
  3. Step 3: Cross multiply
    99,033.35x = 136,673.28 × 56,590.97
  4. Step 4: Simplify right side
    99,033.35x = 7,734,472,804.92
  5. Step 5: Solve for x
    x = 7,734,472,804.92/99,033.35
  6. Step 6: Final answer
    x = 78,099.68

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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.