Home / 260,583.47-359,606.55-147,403.79

Finding the Fourth Proportional to 260,583.47, 359,606.55 and 147,403.79

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Solution

The fourth proportional to 260,583.47, 359,606.55 and 147,403.79 is: 203,418.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,583.47 : 359,606.55 = 147,403.79 : x
  2. Step 2: Convert to fraction form
    260,583.47/359,606.55 = 147,403.79/x
  3. Step 3: Cross multiply
    260,583.47x = 359,606.55 × 147,403.79
  4. Step 4: Simplify right side
    260,583.47x = 53,007,366,580.79
  5. Step 5: Solve for x
    x = 53,007,366,580.79/260,583.47
  6. Step 6: Final answer
    x = 203,418.00

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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.