Home / 133,093.08-183,666.02-75,731.16

Finding the Fourth Proportional to 133,093.08, 183,666.02 and 75,731.16

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Solution

The fourth proportional to 133,093.08, 183,666.02 and 75,731.16 is: 104,507.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,093.08 : 183,666.02 = 75,731.16 : x
  2. Step 2: Convert to fraction form
    133,093.08/183,666.02 = 75,731.16/x
  3. Step 3: Cross multiply
    133,093.08x = 183,666.02 × 75,731.16
  4. Step 4: Simplify right side
    133,093.08x = 13,909,240,747.18
  5. Step 5: Solve for x
    x = 13,909,240,747.18/133,093.08
  6. Step 6: Final answer
    x = 104,507.62

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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.