Home / 261,520.50-392,339.07-95,308.50

Finding the Fourth Proportional to 261,520.50, 392,339.07 and 95,308.50

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Solution

The fourth proportional to 261,520.50, 392,339.07 and 95,308.50 is: 142,984.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,520.50 : 392,339.07 = 95,308.50 : x
  2. Step 2: Convert to fraction form
    261,520.50/392,339.07 = 95,308.50/x
  3. Step 3: Cross multiply
    261,520.50x = 392,339.07 × 95,308.50
  4. Step 4: Simplify right side
    261,520.50x = 37,393,248,253.10
  5. Step 5: Solve for x
    x = 37,393,248,253.10/261,520.50
  6. Step 6: Final answer
    x = 142,984.00

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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.