Home / 86,007.16-118,689.06-48,281.14

Finding the Fourth Proportional to 86,007.16, 118,689.06 and 48,281.14

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Solution

The fourth proportional to 86,007.16, 118,689.06 and 48,281.14 is: 66,627.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,007.16 : 118,689.06 = 48,281.14 : x
  2. Step 2: Convert to fraction form
    86,007.16/118,689.06 = 48,281.14/x
  3. Step 3: Cross multiply
    86,007.16x = 118,689.06 × 48,281.14
  4. Step 4: Simplify right side
    86,007.16x = 5,730,443,122.33
  5. Step 5: Solve for x
    x = 5,730,443,122.33/86,007.16
  6. Step 6: Final answer
    x = 66,627.51

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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.