Home / 92,866.06-128,155.44-50,424.58

Finding the Fourth Proportional to 92,866.06, 128,155.44 and 50,424.58

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Solution

The fourth proportional to 92,866.06, 128,155.44 and 50,424.58 is: 69,586.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,866.06 : 128,155.44 = 50,424.58 : x
  2. Step 2: Convert to fraction form
    92,866.06/128,155.44 = 50,424.58/x
  3. Step 3: Cross multiply
    92,866.06x = 128,155.44 × 50,424.58
  4. Step 4: Simplify right side
    92,866.06x = 6,462,184,236.72
  5. Step 5: Solve for x
    x = 6,462,184,236.72/92,866.06
  6. Step 6: Final answer
    x = 69,586.07

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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.