Home / 118,422.92-163,532.73-76,055.25

Finding the Fourth Proportional to 118,422.92, 163,532.73 and 76,055.25

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Solution

The fourth proportional to 118,422.92, 163,532.73 and 76,055.25 is: 105,026.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,422.92 : 163,532.73 = 76,055.25 : x
  2. Step 2: Convert to fraction form
    118,422.92/163,532.73 = 76,055.25/x
  3. Step 3: Cross multiply
    118,422.92x = 163,532.73 × 76,055.25
  4. Step 4: Simplify right side
    118,422.92x = 12,437,522,663.33
  5. Step 5: Solve for x
    x = 12,437,522,663.33/118,422.92
  6. Step 6: Final answer
    x = 105,026.32

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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.