Home / 107,558.04-148,368.42-89,305.44

Finding the Fourth Proportional to 107,558.04, 148,368.42 and 89,305.44

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Solution

The fourth proportional to 107,558.04, 148,368.42 and 89,305.44 is: 123,190.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,558.04 : 148,368.42 = 89,305.44 : x
  2. Step 2: Convert to fraction form
    107,558.04/148,368.42 = 89,305.44/x
  3. Step 3: Cross multiply
    107,558.04x = 148,368.42 × 89,305.44
  4. Step 4: Simplify right side
    107,558.04x = 13,250,107,030.20
  5. Step 5: Solve for x
    x = 13,250,107,030.20/107,558.04
  6. Step 6: Final answer
    x = 123,190.30

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1.5x scale

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.