Home / 92,933.56-128,248.32-50,491.96

Finding the Fourth Proportional to 92,933.56, 128,248.32 and 50,491.96

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Solution

The fourth proportional to 92,933.56, 128,248.32 and 50,491.96 is: 69,678.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,933.56 : 128,248.32 = 50,491.96 : x
  2. Step 2: Convert to fraction form
    92,933.56/128,248.32 = 50,491.96/x
  3. Step 3: Cross multiply
    92,933.56x = 128,248.32 × 50,491.96
  4. Step 4: Simplify right side
    92,933.56x = 6,475,509,043.51
  5. Step 5: Solve for x
    x = 6,475,509,043.51/92,933.56
  6. Step 6: Final answer
    x = 69,678.91

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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.