Home / 120,457.83-180,852.26-61,333.23

Finding the Fourth Proportional to 120,457.83, 180,852.26 and 61,333.23

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Solution

The fourth proportional to 120,457.83, 180,852.26 and 61,333.23 is: 92,084.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,457.83 : 180,852.26 = 61,333.23 : x
  2. Step 2: Convert to fraction form
    120,457.83/180,852.26 = 61,333.23/x
  3. Step 3: Cross multiply
    120,457.83x = 180,852.26 × 61,333.23
  4. Step 4: Simplify right side
    120,457.83x = 11,092,252,951.93
  5. Step 5: Solve for x
    x = 11,092,252,951.93/120,457.83
  6. Step 6: Final answer
    x = 92,084.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.