Home / 89,027.04-122,857.60-48,741.12

Finding the Fourth Proportional to 89,027.04, 122,857.60 and 48,741.12

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Solution

The fourth proportional to 89,027.04, 122,857.60 and 48,741.12 is: 67,262.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,027.04 : 122,857.60 = 48,741.12 : x
  2. Step 2: Convert to fraction form
    89,027.04/122,857.60 = 48,741.12/x
  3. Step 3: Cross multiply
    89,027.04x = 122,857.60 × 48,741.12
  4. Step 4: Simplify right side
    89,027.04x = 5,988,217,024.51
  5. Step 5: Solve for x
    x = 5,988,217,024.51/89,027.04
  6. Step 6: Final answer
    x = 67,262.90

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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.