Home / 83,383.02-115,070.04-59,550.30

Finding the Fourth Proportional to 83,383.02, 115,070.04 and 59,550.30

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Solution

The fourth proportional to 83,383.02, 115,070.04 and 59,550.30 is: 82,180.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,383.02 : 115,070.04 = 59,550.30 : x
  2. Step 2: Convert to fraction form
    83,383.02/115,070.04 = 59,550.30/x
  3. Step 3: Cross multiply
    83,383.02x = 115,070.04 × 59,550.30
  4. Step 4: Simplify right side
    83,383.02x = 6,852,455,403.01
  5. Step 5: Solve for x
    x = 6,852,455,403.01/83,383.02
  6. Step 6: Final answer
    x = 82,180.47

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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.