Home / 180,379.18-248,923.56-99,810.10

Finding the Fourth Proportional to 180,379.18, 248,923.56 and 99,810.10

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Solution

The fourth proportional to 180,379.18, 248,923.56 and 99,810.10 is: 137,738.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,379.18 : 248,923.56 = 99,810.10 : x
  2. Step 2: Convert to fraction form
    180,379.18/248,923.56 = 99,810.10/x
  3. Step 3: Cross multiply
    180,379.18x = 248,923.56 × 99,810.10
  4. Step 4: Simplify right side
    180,379.18x = 24,845,085,415.96
  5. Step 5: Solve for x
    x = 24,845,085,415.96/180,379.18
  6. Step 6: Final answer
    x = 137,738.10

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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.