Home / 148,520.28-204,885.54-84,841.32

Finding the Fourth Proportional to 148,520.28, 204,885.54 and 84,841.32

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Solution

The fourth proportional to 148,520.28, 204,885.54 and 84,841.32 is: 117,039.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,520.28 : 204,885.54 = 84,841.32 : x
  2. Step 2: Convert to fraction form
    148,520.28/204,885.54 = 84,841.32/x
  3. Step 3: Cross multiply
    148,520.28x = 204,885.54 × 84,841.32
  4. Step 4: Simplify right side
    148,520.28x = 17,382,759,662.51
  5. Step 5: Solve for x
    x = 17,382,759,662.51/148,520.28
  6. Step 6: Final answer
    x = 117,039.64

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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.