Home / 115,764.40-173,824.80-63,276.40

Finding the Fourth Proportional to 115,764.40, 173,824.80 and 63,276.40

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Solution

The fourth proportional to 115,764.40, 173,824.80 and 63,276.40 is: 95,012.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,764.40 : 173,824.80 = 63,276.40 : x
  2. Step 2: Convert to fraction form
    115,764.40/173,824.80 = 63,276.40/x
  3. Step 3: Cross multiply
    115,764.40x = 173,824.80 × 63,276.40
  4. Step 4: Simplify right side
    115,764.40x = 10,999,007,574.72
  5. Step 5: Solve for x
    x = 10,999,007,574.72/115,764.40
  6. Step 6: Final answer
    x = 95,012.00

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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.