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Finding the Fourth Proportional to 155,625.80, 233,657.40 and 96,576.80

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Solution

The fourth proportional to 155,625.80, 233,657.40 and 96,576.80 is: 145,000.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,625.80 : 233,657.40 = 96,576.80 : x
  2. Step 2: Convert to fraction form
    155,625.80/233,657.40 = 96,576.80/x
  3. Step 3: Cross multiply
    155,625.80x = 233,657.40 × 96,576.80
  4. Step 4: Simplify right side
    155,625.80x = 22,565,883,988.32
  5. Step 5: Solve for x
    x = 22,565,883,988.32/155,625.80
  6. Step 6: Final answer
    x = 145,000.92

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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.