Home / 177,045.12-265,619.52-52,389.36

Finding the Fourth Proportional to 177,045.12, 265,619.52 and 52,389.36

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Solution

The fourth proportional to 177,045.12, 265,619.52 and 52,389.36 is: 78,599.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,045.12 : 265,619.52 = 52,389.36 : x
  2. Step 2: Convert to fraction form
    177,045.12/265,619.52 = 52,389.36/x
  3. Step 3: Cross multiply
    177,045.12x = 265,619.52 × 52,389.36
  4. Step 4: Simplify right side
    177,045.12x = 13,915,636,656.31
  5. Step 5: Solve for x
    x = 13,915,636,656.31/177,045.12
  6. Step 6: Final answer
    x = 78,599.38

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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.