Home / 133,023.06-183,601.89-90,598.50

Finding the Fourth Proportional to 133,023.06, 183,601.89 and 90,598.50

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Solution

The fourth proportional to 133,023.06, 183,601.89 and 90,598.50 is: 125,046.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,023.06 : 183,601.89 = 90,598.50 : x
  2. Step 2: Convert to fraction form
    133,023.06/183,601.89 = 90,598.50/x
  3. Step 3: Cross multiply
    133,023.06x = 183,601.89 × 90,598.50
  4. Step 4: Simplify right side
    133,023.06x = 16,634,055,831.17
  5. Step 5: Solve for x
    x = 16,634,055,831.17/133,023.06
  6. Step 6: Final answer
    x = 125,046.41

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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.