Home / 180,002.23-248,401.51-99,435.37

Finding the Fourth Proportional to 180,002.23, 248,401.51 and 99,435.37

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Solution

The fourth proportional to 180,002.23, 248,401.51 and 99,435.37 is: 137,219.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,002.23 : 248,401.51 = 99,435.37 : x
  2. Step 2: Convert to fraction form
    180,002.23/248,401.51 = 99,435.37/x
  3. Step 3: Cross multiply
    180,002.23x = 248,401.51 × 99,435.37
  4. Step 4: Simplify right side
    180,002.23x = 24,699,896,055.41
  5. Step 5: Solve for x
    x = 24,699,896,055.41/180,002.23
  6. Step 6: Final answer
    x = 137,219.94

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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.