Home / 121,159.08-181,816.38-58,795.56

Finding the Fourth Proportional to 121,159.08, 181,816.38 and 58,795.56

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Solution

The fourth proportional to 121,159.08, 181,816.38 and 58,795.56 is: 88,231.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,159.08 : 181,816.38 = 58,795.56 : x
  2. Step 2: Convert to fraction form
    121,159.08/181,816.38 = 58,795.56/x
  3. Step 3: Cross multiply
    121,159.08x = 181,816.38 × 58,795.56
  4. Step 4: Simplify right side
    121,159.08x = 10,689,995,879.27
  5. Step 5: Solve for x
    x = 10,689,995,879.27/121,159.08
  6. Step 6: Final answer
    x = 88,231.08

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1.5x scale

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.