Home / 133,026.06-183,606.03-90,601.50

Finding the Fourth Proportional to 133,026.06, 183,606.03 and 90,601.50

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Solution

The fourth proportional to 133,026.06, 183,606.03 and 90,601.50 is: 125,050.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,026.06 : 183,606.03 = 90,601.50 : x
  2. Step 2: Convert to fraction form
    133,026.06/183,606.03 = 90,601.50/x
  3. Step 3: Cross multiply
    133,026.06x = 183,606.03 × 90,601.50
  4. Step 4: Simplify right side
    133,026.06x = 16,634,981,727.05
  5. Step 5: Solve for x
    x = 16,634,981,727.05/133,026.06
  6. Step 6: Final answer
    x = 125,050.55

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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.