Home / 202,586.47-279,608.01-133,554.81

Finding the Fourth Proportional to 202,586.47, 279,608.01 and 133,554.81

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Solution

The fourth proportional to 202,586.47, 279,608.01 and 133,554.81 is: 184,331.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,586.47 : 279,608.01 = 133,554.81 : x
  2. Step 2: Convert to fraction form
    202,586.47/279,608.01 = 133,554.81/x
  3. Step 3: Cross multiply
    202,586.47x = 279,608.01 × 133,554.81
  4. Step 4: Simplify right side
    202,586.47x = 37,342,994,650.03
  5. Step 5: Solve for x
    x = 37,342,994,650.03/202,586.47
  6. Step 6: Final answer
    x = 184,331.14

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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.