Home / 85,966.33-118,628.07-47,726.63

Finding the Fourth Proportional to 85,966.33, 118,628.07 and 47,726.63

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Solution

The fourth proportional to 85,966.33, 118,628.07 and 47,726.63 is: 65,859.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,966.33 : 118,628.07 = 47,726.63 : x
  2. Step 2: Convert to fraction form
    85,966.33/118,628.07 = 47,726.63/x
  3. Step 3: Cross multiply
    85,966.33x = 118,628.07 × 47,726.63
  4. Step 4: Simplify right side
    85,966.33x = 5,661,718,004.50
  5. Step 5: Solve for x
    x = 5,661,718,004.50/85,966.33
  6. Step 6: Final answer
    x = 65,859.72

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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.