Home / 133,699.78-184,507.17-73,269.13

Finding the Fourth Proportional to 133,699.78, 184,507.17 and 73,269.13

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Solution

The fourth proportional to 133,699.78, 184,507.17 and 73,269.13 is: 101,112.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,699.78 : 184,507.17 = 73,269.13 : x
  2. Step 2: Convert to fraction form
    133,699.78/184,507.17 = 73,269.13/x
  3. Step 3: Cross multiply
    133,699.78x = 184,507.17 × 73,269.13
  4. Step 4: Simplify right side
    133,699.78x = 13,518,679,953.51
  5. Step 5: Solve for x
    x = 13,518,679,953.51/133,699.78
  6. Step 6: Final answer
    x = 101,112.21

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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.