Home / 175,632.15-242,378.23-107,635.98

Finding the Fourth Proportional to 175,632.15, 242,378.23 and 107,635.98

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Solution

The fourth proportional to 175,632.15, 242,378.23 and 107,635.98 is: 148,541.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,632.15 : 242,378.23 = 107,635.98 : x
  2. Step 2: Convert to fraction form
    175,632.15/242,378.23 = 107,635.98/x
  3. Step 3: Cross multiply
    175,632.15x = 242,378.23 × 107,635.98
  4. Step 4: Simplify right side
    175,632.15x = 26,088,619,063.62
  5. Step 5: Solve for x
    x = 26,088,619,063.62/175,632.15
  6. Step 6: Final answer
    x = 148,541.25

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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.