Home / 157,586.13-217,460.03-89,593.51

Finding the Fourth Proportional to 157,586.13, 217,460.03 and 89,593.51

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Solution

The fourth proportional to 157,586.13, 217,460.03 and 89,593.51 is: 123,634.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,586.13 : 217,460.03 = 89,593.51 : x
  2. Step 2: Convert to fraction form
    157,586.13/217,460.03 = 89,593.51/x
  3. Step 3: Cross multiply
    157,586.13x = 217,460.03 × 89,593.51
  4. Step 4: Simplify right side
    157,586.13x = 19,483,006,924.44
  5. Step 5: Solve for x
    x = 19,483,006,924.44/157,586.13
  6. Step 6: Final answer
    x = 123,634.03

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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.