Home / 157,561.65-236,231.76-57,708.87

Finding the Fourth Proportional to 157,561.65, 236,231.76 and 57,708.87

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Solution

The fourth proportional to 157,561.65, 236,231.76 and 57,708.87 is: 86,522.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,561.65 : 236,231.76 = 57,708.87 : x
  2. Step 2: Convert to fraction form
    157,561.65/236,231.76 = 57,708.87/x
  3. Step 3: Cross multiply
    157,561.65x = 236,231.76 × 57,708.87
  4. Step 4: Simplify right side
    157,561.65x = 13,632,667,927.71
  5. Step 5: Solve for x
    x = 13,632,667,927.71/157,561.65
  6. Step 6: Final answer
    x = 86,522.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.