Home / 86,631.46-119,552.88-48,394.36

Finding the Fourth Proportional to 86,631.46, 119,552.88 and 48,394.36

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Solution

The fourth proportional to 86,631.46, 119,552.88 and 48,394.36 is: 66,785.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,631.46 : 119,552.88 = 48,394.36 : x
  2. Step 2: Convert to fraction form
    86,631.46/119,552.88 = 48,394.36/x
  3. Step 3: Cross multiply
    86,631.46x = 119,552.88 × 48,394.36
  4. Step 4: Simplify right side
    86,631.46x = 5,785,685,113.76
  5. Step 5: Solve for x
    x = 5,785,685,113.76/86,631.46
  6. Step 6: Final answer
    x = 66,785.04

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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.