Home / 133,638.81-184,421.60-73,211.63

Finding the Fourth Proportional to 133,638.81, 184,421.60 and 73,211.63

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Solution

The fourth proportional to 133,638.81, 184,421.60 and 73,211.63 is: 101,032.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,638.81 : 184,421.60 = 73,211.63 : x
  2. Step 2: Convert to fraction form
    133,638.81/184,421.60 = 73,211.63/x
  3. Step 3: Cross multiply
    133,638.81x = 184,421.60 × 73,211.63
  4. Step 4: Simplify right side
    133,638.81x = 13,501,804,655.04
  5. Step 5: Solve for x
    x = 13,501,804,655.04/133,638.81
  6. Step 6: Final answer
    x = 101,032.06

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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.