Home / 179,886.51-248,243.75-99,314.19

Finding the Fourth Proportional to 179,886.51, 248,243.75 and 99,314.19

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Solution

The fourth proportional to 179,886.51, 248,243.75 and 99,314.19 is: 137,053.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,886.51 : 248,243.75 = 99,314.19 : x
  2. Step 2: Convert to fraction form
    179,886.51/248,243.75 = 99,314.19/x
  3. Step 3: Cross multiply
    179,886.51x = 248,243.75 × 99,314.19
  4. Step 4: Simplify right side
    179,886.51x = 24,654,126,953.81
  5. Step 5: Solve for x
    x = 24,654,126,953.81/179,886.51
  6. Step 6: Final answer
    x = 137,053.78

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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.