Home / 118,202.16-163,179.18-91,284.24

Finding the Fourth Proportional to 118,202.16, 163,179.18 and 91,284.24

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Solution

The fourth proportional to 118,202.16, 163,179.18 and 91,284.24 is: 126,018.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,202.16 : 163,179.18 = 91,284.24 : x
  2. Step 2: Convert to fraction form
    118,202.16/163,179.18 = 91,284.24/x
  3. Step 3: Cross multiply
    118,202.16x = 163,179.18 × 91,284.24
  4. Step 4: Simplify right side
    118,202.16x = 14,895,687,430.12
  5. Step 5: Solve for x
    x = 14,895,687,430.12/118,202.16
  6. Step 6: Final answer
    x = 126,018.74

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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.