Home / 434,087.02-651,175.67-118,543.96

Finding the Fourth Proportional to 434,087.02, 651,175.67 and 118,543.96

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Solution

The fourth proportional to 434,087.02, 651,175.67 and 118,543.96 is: 177,828.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,087.02 : 651,175.67 = 118,543.96 : x
  2. Step 2: Convert to fraction form
    434,087.02/651,175.67 = 118,543.96/x
  3. Step 3: Cross multiply
    434,087.02x = 651,175.67 × 118,543.96
  4. Step 4: Simplify right side
    434,087.02x = 77,192,942,577.45
  5. Step 5: Solve for x
    x = 77,192,942,577.45/434,087.02
  6. Step 6: Final answer
    x = 177,828.27

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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.