Home / 133,533.40-184,263.30-79,807.72

Finding the Fourth Proportional to 133,533.40, 184,263.30 and 79,807.72

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Solution

The fourth proportional to 133,533.40, 184,263.30 and 79,807.72 is: 110,127.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,533.40 : 184,263.30 = 79,807.72 : x
  2. Step 2: Convert to fraction form
    133,533.40/184,263.30 = 79,807.72/x
  3. Step 3: Cross multiply
    133,533.40x = 184,263.30 × 79,807.72
  4. Step 4: Simplify right side
    133,533.40x = 14,705,633,852.68
  5. Step 5: Solve for x
    x = 14,705,633,852.68/133,533.40
  6. Step 6: Final answer
    x = 110,127.01

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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.