Home / 86,006.94-118,689.11-48,281.18

Finding the Fourth Proportional to 86,006.94, 118,689.11 and 48,281.18

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Solution

The fourth proportional to 86,006.94, 118,689.11 and 48,281.18 is: 66,627.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,006.94 : 118,689.11 = 48,281.18 : x
  2. Step 2: Convert to fraction form
    86,006.94/118,689.11 = 48,281.18/x
  3. Step 3: Cross multiply
    86,006.94x = 118,689.11 × 48,281.18
  4. Step 4: Simplify right side
    86,006.94x = 5,730,450,283.95
  5. Step 5: Solve for x
    x = 5,730,450,283.95/86,006.94
  6. Step 6: Final answer
    x = 66,627.77

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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.