Home / 175,055.40-262,712.70-69,949.80

Finding the Fourth Proportional to 175,055.40, 262,712.70 and 69,949.80

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Solution

The fourth proportional to 175,055.40, 262,712.70 and 69,949.80 is: 104,976.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,055.40 : 262,712.70 = 69,949.80 : x
  2. Step 2: Convert to fraction form
    175,055.40/262,712.70 = 69,949.80/x
  3. Step 3: Cross multiply
    175,055.40x = 262,712.70 × 69,949.80
  4. Step 4: Simplify right side
    175,055.40x = 18,376,700,822.46
  5. Step 5: Solve for x
    x = 18,376,700,822.46/175,055.40
  6. Step 6: Final answer
    x = 104,976.49

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1.5x scale

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.