Home / 180,001.23-248,400.13-99,434.37

Finding the Fourth Proportional to 180,001.23, 248,400.13 and 99,434.37

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Solution

The fourth proportional to 180,001.23, 248,400.13 and 99,434.37 is: 137,218.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,001.23 : 248,400.13 = 99,434.37 : x
  2. Step 2: Convert to fraction form
    180,001.23/248,400.13 = 99,434.37/x
  3. Step 3: Cross multiply
    180,001.23x = 248,400.13 × 99,434.37
  4. Step 4: Simplify right side
    180,001.23x = 24,699,510,434.47
  5. Step 5: Solve for x
    x = 24,699,510,434.47/180,001.23
  6. Step 6: Final answer
    x = 137,218.56

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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.