Home / 180,433.96-248,938.18-104,920.36

Finding the Fourth Proportional to 180,433.96, 248,938.18 and 104,920.36

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Solution

The fourth proportional to 180,433.96, 248,938.18 and 104,920.36 is: 144,754.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,433.96 : 248,938.18 = 104,920.36 : x
  2. Step 2: Convert to fraction form
    180,433.96/248,938.18 = 104,920.36/x
  3. Step 3: Cross multiply
    180,433.96x = 248,938.18 × 104,920.36
  4. Step 4: Simplify right side
    180,433.96x = 26,118,683,463.34
  5. Step 5: Solve for x
    x = 26,118,683,463.34/180,433.96
  6. Step 6: Final answer
    x = 144,754.81

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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.