Home / 177,750.21-245,267.82-101,259.57

Finding the Fourth Proportional to 177,750.21, 245,267.82 and 101,259.57

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Solution

The fourth proportional to 177,750.21, 245,267.82 and 101,259.57 is: 139,722.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,750.21 : 245,267.82 = 101,259.57 : x
  2. Step 2: Convert to fraction form
    177,750.21/245,267.82 = 101,259.57/x
  3. Step 3: Cross multiply
    177,750.21x = 245,267.82 × 101,259.57
  4. Step 4: Simplify right side
    177,750.21x = 24,835,713,988.04
  5. Step 5: Solve for x
    x = 24,835,713,988.04/177,750.21
  6. Step 6: Final answer
    x = 139,722.56

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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.