Home / 261,573.23-392,364.39-72,032.62

Finding the Fourth Proportional to 261,573.23, 392,364.39 and 72,032.62

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Solution

The fourth proportional to 261,573.23, 392,364.39 and 72,032.62 is: 108,050.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,573.23 : 392,364.39 = 72,032.62 : x
  2. Step 2: Convert to fraction form
    261,573.23/392,364.39 = 72,032.62/x
  3. Step 3: Cross multiply
    261,573.23x = 392,364.39 × 72,032.62
  4. Step 4: Simplify right side
    261,573.23x = 28,263,034,025.49
  5. Step 5: Solve for x
    x = 28,263,034,025.49/261,573.23
  6. Step 6: Final answer
    x = 108,050.18

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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.