Home / 118,557.26-163,534.22-82,734.20

Finding the Fourth Proportional to 118,557.26, 163,534.22 and 82,734.20

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Solution

The fourth proportional to 118,557.26, 163,534.22 and 82,734.20 is: 114,121.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,557.26 : 163,534.22 = 82,734.20 : x
  2. Step 2: Convert to fraction form
    118,557.26/163,534.22 = 82,734.20/x
  3. Step 3: Cross multiply
    118,557.26x = 163,534.22 × 82,734.20
  4. Step 4: Simplify right side
    118,557.26x = 13,529,872,864.32
  5. Step 5: Solve for x
    x = 13,529,872,864.32/118,557.26
  6. Step 6: Final answer
    x = 114,121.00

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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.