Home / 105,776.04-158,523.12-55,844.40

Finding the Fourth Proportional to 105,776.04, 158,523.12 and 55,844.40

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Solution

The fourth proportional to 105,776.04, 158,523.12 and 55,844.40 is: 83,692.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,776.04 : 158,523.12 = 55,844.40 : x
  2. Step 2: Convert to fraction form
    105,776.04/158,523.12 = 55,844.40/x
  3. Step 3: Cross multiply
    105,776.04x = 158,523.12 × 55,844.40
  4. Step 4: Simplify right side
    105,776.04x = 8,852,628,522.53
  5. Step 5: Solve for x
    x = 8,852,628,522.53/105,776.04
  6. Step 6: Final answer
    x = 83,692.19

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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.