Home / 105,190.77-157,787.55-35,070.12

Finding the Fourth Proportional to 105,190.77, 157,787.55 and 35,070.12

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Solution

The fourth proportional to 105,190.77, 157,787.55 and 35,070.12 is: 52,605.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,190.77 : 157,787.55 = 35,070.12 : x
  2. Step 2: Convert to fraction form
    105,190.77/157,787.55 = 35,070.12/x
  3. Step 3: Cross multiply
    105,190.77x = 157,787.55 × 35,070.12
  4. Step 4: Simplify right side
    105,190.77x = 5,533,628,313.01
  5. Step 5: Solve for x
    x = 5,533,628,313.01/105,190.77
  6. Step 6: Final answer
    x = 52,605.65

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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.