Home / 89,283.13-123,214.57-53,466.28

Finding the Fourth Proportional to 89,283.13, 123,214.57 and 53,466.28

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Solution

The fourth proportional to 89,283.13, 123,214.57 and 53,466.28 is: 73,785.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,283.13 : 123,214.57 = 53,466.28 : x
  2. Step 2: Convert to fraction form
    89,283.13/123,214.57 = 53,466.28/x
  3. Step 3: Cross multiply
    89,283.13x = 123,214.57 × 53,466.28
  4. Step 4: Simplify right side
    89,283.13x = 6,587,824,258.00
  5. Step 5: Solve for x
    x = 6,587,824,258.00/89,283.13
  6. Step 6: Final answer
    x = 73,785.77

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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.