Home / 177,560.67-245,040.93-102,109.17

Finding the Fourth Proportional to 177,560.67, 245,040.93 and 102,109.17

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Solution

The fourth proportional to 177,560.67, 245,040.93 and 102,109.17 is: 140,914.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,560.67 : 245,040.93 = 102,109.17 : x
  2. Step 2: Convert to fraction form
    177,560.67/245,040.93 = 102,109.17/x
  3. Step 3: Cross multiply
    177,560.67x = 245,040.93 × 102,109.17
  4. Step 4: Simplify right side
    177,560.67x = 25,020,925,978.33
  5. Step 5: Solve for x
    x = 25,020,925,978.33/177,560.67
  6. Step 6: Final answer
    x = 140,914.80

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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.