Home / 180,154.73-248,638.23-103,672.26

Finding the Fourth Proportional to 180,154.73, 248,638.23 and 103,672.26

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Solution

The fourth proportional to 180,154.73, 248,638.23 and 103,672.26 is: 143,081.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,154.73 : 248,638.23 = 103,672.26 : x
  2. Step 2: Convert to fraction form
    180,154.73/248,638.23 = 103,672.26/x
  3. Step 3: Cross multiply
    180,154.73x = 248,638.23 × 103,672.26
  4. Step 4: Simplify right side
    180,154.73x = 25,776,887,226.50
  5. Step 5: Solve for x
    x = 25,776,887,226.50/180,154.73
  6. Step 6: Final answer
    x = 143,081.93

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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.