Home / 86,654.52-119,583.09-48,928.77

Finding the Fourth Proportional to 86,654.52, 119,583.09 and 48,928.77

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Solution

The fourth proportional to 86,654.52, 119,583.09 and 48,928.77 is: 67,521.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,654.52 : 119,583.09 = 48,928.77 : x
  2. Step 2: Convert to fraction form
    86,654.52/119,583.09 = 48,928.77/x
  3. Step 3: Cross multiply
    86,654.52x = 119,583.09 × 48,928.77
  4. Step 4: Simplify right side
    86,654.52x = 5,851,053,506.50
  5. Step 5: Solve for x
    x = 5,851,053,506.50/86,654.52
  6. Step 6: Final answer
    x = 67,521.62

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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.