Home / 179,785.95-248,109.65-99,218.56

Finding the Fourth Proportional to 179,785.95, 248,109.65 and 99,218.56

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Solution

The fourth proportional to 179,785.95, 248,109.65 and 99,218.56 is: 136,924.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,785.95 : 248,109.65 = 99,218.56 : x
  2. Step 2: Convert to fraction form
    179,785.95/248,109.65 = 99,218.56/x
  3. Step 3: Cross multiply
    179,785.95x = 248,109.65 × 99,218.56
  4. Step 4: Simplify right side
    179,785.95x = 24,617,081,699.01
  5. Step 5: Solve for x
    x = 24,617,081,699.01/179,785.95
  6. Step 6: Final answer
    x = 136,924.39

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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.