Home / 198,043.12-297,059.74-57,802.96

Finding the Fourth Proportional to 198,043.12, 297,059.74 and 57,802.96

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Solution

The fourth proportional to 198,043.12, 297,059.74 and 57,802.96 is: 86,703.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,043.12 : 297,059.74 = 57,802.96 : x
  2. Step 2: Convert to fraction form
    198,043.12/297,059.74 = 57,802.96/x
  3. Step 3: Cross multiply
    198,043.12x = 297,059.74 × 57,802.96
  4. Step 4: Simplify right side
    198,043.12x = 17,170,932,268.83
  5. Step 5: Solve for x
    x = 17,170,932,268.83/198,043.12
  6. Step 6: Final answer
    x = 86,703.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.