Home / 133,927.84-184,944.90-86,263.12

Finding the Fourth Proportional to 133,927.84, 184,944.90 and 86,263.12

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Solution

The fourth proportional to 133,927.84, 184,944.90 and 86,263.12 is: 119,123.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,927.84 : 184,944.90 = 86,263.12 : x
  2. Step 2: Convert to fraction form
    133,927.84/184,944.90 = 86,263.12/x
  3. Step 3: Cross multiply
    133,927.84x = 184,944.90 × 86,263.12
  4. Step 4: Simplify right side
    133,927.84x = 15,953,924,102.09
  5. Step 5: Solve for x
    x = 15,953,924,102.09/133,927.84
  6. Step 6: Final answer
    x = 119,123.28

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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.