Home / 177,713.11-245,204.58-102,261.61

Finding the Fourth Proportional to 177,713.11, 245,204.58 and 102,261.61

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Solution

The fourth proportional to 177,713.11, 245,204.58 and 102,261.61 is: 141,098.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,713.11 : 245,204.58 = 102,261.61 : x
  2. Step 2: Convert to fraction form
    177,713.11/245,204.58 = 102,261.61/x
  3. Step 3: Cross multiply
    177,713.11x = 245,204.58 × 102,261.61
  4. Step 4: Simplify right side
    177,713.11x = 25,075,015,130.17
  5. Step 5: Solve for x
    x = 25,075,015,130.17/177,713.11
  6. Step 6: Final answer
    x = 141,098.29

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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.