Home / 105,348.06-157,989.15-35,210.97

Finding the Fourth Proportional to 105,348.06, 157,989.15 and 35,210.97

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Solution

The fourth proportional to 105,348.06, 157,989.15 and 35,210.97 is: 52,805.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,348.06 : 157,989.15 = 35,210.97 : x
  2. Step 2: Convert to fraction form
    105,348.06/157,989.15 = 35,210.97/x
  3. Step 3: Cross multiply
    105,348.06x = 157,989.15 × 35,210.97
  4. Step 4: Simplify right side
    105,348.06x = 5,562,951,220.98
  5. Step 5: Solve for x
    x = 5,562,951,220.98/105,348.06
  6. Step 6: Final answer
    x = 52,805.45

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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.